冠動脈を超えて

上昇の臨床的意義 アポリポ蛋白 B 血管、代謝、肝、腎、神経疾患の全域にわたって

抄録

アポリポ蛋白Bの高値（アポリポ蛋白B) は、もっとも有益な単一の血中マーカーである 動脈硬化惹起性粒子 負荷であり、アスケロスクレロティックの統一的な原因ドライバーである 心血管疾患 (ASCVD)。その臨床的価値は、ApoBおよび低密度 リポタンパク質 コレステロール （LDL-C）が不一致を示す—それは最も多くの場合、コレステロールが枯乏した特徴を持つインスリン抵抗性表現型においてである 小型Sd LDL およびトリグリセリド豊富レムナント。古典的なASCVDにとどまらず、アポB高値と疾患との関係は、因果関係と転帰が証明されているもの（虚血性脳卒中, 末梢動脈疾患)、因果関係はあるが結果が外挿された（腹部 大動脈瘤, 石灰化の 大動脈弁狭窄症 経由 リポ蛋白(a)）、代謝異常関連脂肪性肝疾患（関連および予測的指標として、, 慢性腎臓病, 糖尿病網膜症）、仮説生成（アルツハイマー病、勃起不全、静脈血栓塞栓症、がんの転帰）に至るまで、本レビューでは、エビデンスの信頼度が背後にあるデータの強さと一致するように、エビデンスを透明性の高い梯子状に体系化し、現在および今後の治療法を転帰の状況別に要約し、推奨事項を2026年 ACC/AHA に適合させている 脂質異常症 ガイドライン、2025年ESC/EASフォーカスアップデート、2021年カナダ心血管学会（CCS）ガイドライン、および最近の全米脂質協会（NLA）コンセンサス。.

ApoBと疾患のエビデンス・ラダー

過度な一般化を防ぐため、本レビューにおけるすべての病態は4段階のエビデンス階梯によって評価されている。そのラベル付けが、続くセクションにおける推奨の強さを決定づけている。.

• Tier A — 因果関係が証明され、成果が実証されたもの： メンデルランダム化 （MR）は因果関係を支持し、 ランダム化比較試験 下げる（ランダム化比較試験［RCT］） アポB含有リポ蛋白 事前に規定された、またはロバストなサブグループ解析を用いて、この疾患における重篤な転帰を減少させる.
• Tier B — 因果関係はあるが結果が外挿されたもの： MRまたは強力な遺伝的エビデンスが因果関係を支持しているが、アウトカム減少データは疾患特異的なRCTではなく、関連するASCVDのエンドポイントから外挿されたものである。.
• ティアC — 関連および予測的： アポBと疾患を結びつける強力な観察データおよびメカニズムデータが存在し、アポBはイベントを予測するが、メンデルランダム化（MR）によって因果関係が確立されているわけではなく、治療のエビデンスも混在している。.
• Tier D — Hypothesis-generating: Mechanistic plausibility plus limited observational signals; no convincing causal or interventional evidence.

Where a disease has heterogeneous evidence across subtypes (e.g., vascular cognitive impairment vs. Alzheimer disease; ischemic vs. hemorrhagic stroke; CKD events vs. progression), each subtype is graded separately rather than averaged. Where a disease sits between two tiers because evidence is partial — for example, hypertensive vascular disease (synergistic with 動脈硬化 but limited disease-specific RCT data) — a dual designation such as “B/C” is used and explained in the relevant section. The intent is descriptive transparency, not pseudo-precise scoring.

Part I — Biological Foundations

ApoB Counts Atherogenic Particles

Each LDL, intermediate-density lipoprotein (IDL), very-low-density lipoprotein (VLDL), カイロミクロン remnant, and lipoprotein(a) [Lp(a)] particle carries exactly one molecule of apolipoprotein B — apoB-100 on hepatically secreted particles, apoB-48 on intestinally secreted ones [1, 2]. Plasma ApoB is therefore a head-count of atherogenic particles, whereas LDL-C is a mass measurement that depends on a variable cholesterol-per-particle stoichiometry [3, 4]. When the average cholesterol cargo per particle falls — as happens in insulin-resistant states with cholesterol-depleted small dense LDL — the same plasma cholesterol mass corresponds to a larger number of particles, and ApoB rises out of proportion to LDL-C. This is the source of clinically meaningful ApoB / LDL-C 不一致 and the principal reason ApoB outperforms LDL-C in メタボリックシンドローム, 、2型 糖尿病, MASLD, and 肥満 [5, 6, 7].

The Response-to-Retention Mechanism in the Arterial Wall

Atherosclerosis begins when ApoB-containing particles cross the 内皮 and become trapped in the subendothelial 細胞外マトリックス through ionic binding between positively charged residues on apoB-100 and negatively charged グリコサミノグリカン on biglycan and decorin [8, 9]. Retained particles are oxidized, drive macrophage foam-cell formation, activate the NLRP3 inflammasome, and propagate 歯垢 progression [10]. This response-to-retention model is a property of arterial atherosclerosis and applies to coronary, carotid, cerebral, peripheral, renal, and aortic arteries. Extension of the same mechanism to non-arterial vascular beds — hepatic sinusoids, glomerular mesangium, retinal capillaries, cavernosal microvessels — is biologically plausible but evidentiarily weaker, and is treated as such in the disease-by-disease sections that follow.

Mendelian Randomization: From Association Toward Causation

Genetically lower ApoB confers lifelong protection against 冠動脈疾患 and several extra-coronary outcomes. Multivariable MR analyses by Richardson and colleagues (PLoS Medicine, 2020) and Marston and colleagues (JAMA Cardiology, 2022) show that when ApoB is held constant, the residual associations of LDL-C and 中性脂肪 with 心筋梗塞 substantially attenuate — supporting the interpretation that ApoB-containing particle burden is the dominant causal lipid signal for ASCVD, with cholesterol and triglyceride content acting as cargo rather than as independent 危険因子 [11, 12]. ApoB is necessary but not always sufficient: レムナントコレステロール, Lp(a), oxidized phospholipids, endothelial biology, and systemic 炎症 contribute 残留リスク beyond ApoB-particle counts. With those caveats noted, the convergence of MR, cumulative-exposure modeling, and randomized trials of mechanistically distinct ApoB-lowering drugs achieving similar per-mg/dL benefit constitutes strong — though not absolute — evidence of causality, with the well-known MR assumptions (pleiotropy, canalization, equivalence of lifelong genetic exposure to pharmacologic exposure) acknowledged as limitations [13].

Part II — Tier A: Causal and Outcome-Proven Disease

Coronary Artery Disease and Myocardial Infarction (the ApoB vs LDL-C Discriminator)

Treated here as a discriminator analysis, since the question is what ApoB adds beyond LDL-C and non-HDL-C, not whether atherosclerotic CAD is ApoB-driven (it is). The 2011 Sniderman メタ分析 (n = 233,455) reported standardized relative risks of 1.43 for ApoB, 1.34 for non-HDL-C, and 1.25 for LDL-C [14]. The differences between ApoB and non-HDL-C are clinically modest in concordant populations, and both metrics remain reasonable secondary targets endorsed by current guidelines. The 2022 Marston UK Biobank analysis (n = 389,529) demonstrated that ApoB substantially attenuated the risk associated with LDL-C and triglycerides; once ApoB was in the model, LDL-C and triglycerides contributed little additional information [12]. Behbodikhah and colleagues (2021) and Glavinovic and colleagues (2022) formalized ApoB as the dominant — though not exclusive — unifying causal particle [4, 5]. When ApoB and LDL-C disagree, treating to the higher-risk reading is the safer course; when they concord, either metric is clinically defensible.

Ischemic Stroke (Large-Artery and Small-Vessel)

MR studies including MEGASTROKE (Hindy and colleagues, 2018) and the wide-angled MR by Allara and colleagues (2019) show that genetically elevated LDL-C and ApoB causally increase risk of large-artery atherosclerotic ischemic 脳卒中 and small-vessel stroke; effects on cardioembolic stroke are null [15, 16]. SPARCL demonstrated that high-intensity アトルバスタチン reduces recurrent stroke after stroke or TIA [17]. フーリエ (evolocumab) and ODYSSEY OUTCOMES (アリロクマブ) reduced ischemic stroke proportionally to ApoB lowering, without increasing hemorrhagic stroke at LDL-C as low as <30 mg/dL [18, 19].

The hemorrhagic-stroke literature is more nuanced and the optimal lower threshold for LDL-C and ApoB remains debated. Sun and colleagues reported a modest positive association between very low LDL-C and intracerebral hemorrhage in Chinese adults [20]. Absolute event rates at LDL-C <40 mg/dL are small, and FOURIER and ODYSSEY did not show a hemorrhagic-stroke signal. On balance the trial evidence supports a net cerebrovascular benefit of lowering in high-risk ASCVD populations, but caution remains warranted in poorly controlled hypertensives, in some East Asian cohorts, and at very low achieved LDL-C values where the absolute benefit-to-harm ratio is less well characterized.

The 2025 VESALIUS-CV trial extended this evidence by showing that adding evolocumab to optimized lipid therapy in high-cardiovascular-risk patients without prior myocardial infarction or stroke reduced atherosclerotic events, supporting the lower-for-longer paradigm into earlier disease stages [21].

末梢動脈疾患

Klarin and colleagues (Nature Medicine, 2019) used the ミリオン・ベテラン・プログラム to identify and replicate genetic determinants of PAD that overlap with LDL-C–raising loci, supporting causality of ApoB-containing particles [22]. The FOURIER PAD subgroup (Bonaca and colleagues, 2018) demonstrated a 42% reduction in major adverse limb events at the lowest achieved LDL-C [23]. CLEAR Outcomes (Nissen and colleagues, 2023) showed bempedoic acid reduces a composite cardiovascular endpoint that included limb events in statin-intolerant patients [24]. ApoB outperforms LDL-C in diabetic PAD specifically because of the small-dense-LDL and remnant phenotype [6].

Part III — Tier B: Causal but Outcome-Extrapolated Disease

Abdominal Aortic Aneurysm

Harrison and colleagues (JAMA Cardiology, 2018) and Allara and colleagues (2019) used MR to show that LDL-C and ApoB-raising variants causally raise AAA risk [16, 25]. Statin meta-analyses suggest slowed aneurysm growth, but disease-specific RCTs powered for hard outcomes are limited; the reduction in aortic events in trials such as FOURIER reinforces the causal direction [18, 25].

Calcific Aortic Valve Stenosis (Lp(a) Specifically)

Calcific aortic 狭窄 is the disease most uniquely driven by Lp(a) — an ApoB-bearing particle. Thanassoulis and colleagues (NEJM, 2013) used MR with LPA variants (rs10455872) to demonstrate that Lp(a) causally raises CAVS risk independent of LDL-C [26]. Subsequent work by Kamstrup, Nordestgaard, and Tsimikas confirmed Lp(a) as a dominant heritable driver of CAVS, with the relevant pathobiology involving Lp(a)-borne oxidized phospholipids initiating valvular inflammation and 石灰化 [27, 28]. Statins do not slow CAVS progression (ASTRONOMER, SEAS, SALTIRE) — consistent with Lp(a) being the dominant target — and Lp(a)-lowering therapies are now in advanced development.

Lp(a)-Targeted Therapies — Current Status

To prevent inflated expectations, the developmental status of each agent should be stated precisely:

• ペラカルセン (TQJ230): antisense oligonucleotide. The 2020 NEJM paper by Tsimikas and colleagues was a phase 2 dose-ranging study demonstrating up to 80% Lp(a) reduction [29]. The phase 3 cardiovascular outcomes trial Lp(a)HORIZON is ongoing, with completion expected in 2026–2027 [30].
• オルパシラン: small-interfering RNA. The 2022 NEJM OCEAN(a)-DOSE paper was a phase 2 dose-ranging study; the phase 3 outcomes trial OCEAN(a)-Outcomes is ongoing [31, 32].
• Lepodisiran: siRNA in advanced development; the phase 3 outcomes trial ACCLAIM-Lp(a) is now enrolling [33].
• Muvalaplin: first-in-class oral small-molecule inhibitor of Lp(a) assembly with phase 3 outcomes development announced [34].

No completed phase 3 outcomes trial of any Lp(a)-specific therapy has yet been reported. Outcome-reduction claims are therefore extrapolated from per-particle ApoB biology, MR, and the established vascular toxicity of Lp(a).

Part IV — Tier C: Associated and Predictive Conditions

Type 2 Diabetes Mellitus

ApoB is consistently elevated in T2DM, and discordance with LDL-C is a defining feature of diabetic dyslipidemia (high triglycerides, low HDL-C, normal-to-modestly-elevated LDL-C, elevated non-HDL-C and ApoB) [6, 35]. ApoB outperforms LDL-C as a predictor of cardiovascular events in T2DM, and the 2021 Canadian Cardiovascular Society guideline preferentially recommends ApoB or non-HDL-C in diabetes and hypertriglyceridemia [36]. The 2026 ACC/AHA guideline supports selective use of ApoB to refine residual risk in cardiometabolic-kidney syndrome, T2DM, hypertriglyceridemia, and established CVD [37]. Whether ApoB is itself causal for incident T2DM remains debated. A multivariable Mendelian ランダム化 analysis by Richardson and colleagues (Lancet Healthy Longevity, 2021) found that ApoB behaved differently in univariable vs. multivariable models and that the multivariable signal pointed toward increased T2DM risk — consistent with the mechanistic proposal that β-cell cholesterol exposure (mediated by ABCA1) impairs インスリン secretion [38, 39] — but the directionality is complicated by the well-known modest increase in T2DM incidence with statin therapy. The dominant clinical message in T2DM is therefore predictive and treatment-targeted rather than incidence-causal. CARDS, HPS-DIABETES, and the diabetes subgroup of REDUCE-IT (icosapent ethyl 4 g/day in statin-treated patients with elevated triglycerides) show meaningful event reduction [40, 41].

Insulin Resistance and Metabolic Syndrome

In インスリン抵抗性, hepatic VLDL secretion increases, plasma residence time of ApoB-containing particles lengthens, and CETP-mediated lipid exchange combined with hepatic-lipase trimming generates small-dense LDL. The net result is the canonical discordance: more particles carrying less cholesterol each. Cromwell and colleagues (Framingham Offspring) and Mora (Women’s Health Study) showed that LDL-particle number tracks more closely with events than LDL-C in this population [42, 43]. Lifestyle interventions, GLP-1 receptor agonists, 、および SGLT2 inhibitors all lower ApoB modestly through weight, triglyceride, and remnant effects [44].

Metabolic Dysfunction-Associated Steatotic Liver Disease (MASLD/MASH)

MASLD shares an upstream driver with atherogenic dyslipidemia: hepatic 新規脂肪合成 and VLDL overproduction. Patients with MASLD typically have elevated ApoB, elevated remnant cholesterol, and small-dense LDL — often with apparently normal LDL-C [45, 46]. The cardiovascular implications matter clinically: cardiovascular disease is the leading cause of death in MASLD, and ApoB outperforms LDL-C as a risk discriminator in this population [46]. Statins are safe and recommended in MASLD/MASH per AASLD and EASL guidance [47]. Resmetirom, a thyroid-hormone receptor-β agonist, was approved by the FDA in March 2024 for non-cirrhotic MASH with moderate-to-advanced fibrosis on the basis of the MAESTRO-NASH trial; it lowers ApoB and LDL-C while improving histology, although cardiovascular outcomes data are not yet available [48].

On causality: PNPLA3 (I148M) and TM6SF2 (E167K) variants reduce hepatic VLDL secretion and lower ApoB while paradoxically increasing intrahepatic lipid accumulation and MASLD progression — illustrating that hepatic ApoB export is partially protective against intrahepatic lipid burden but increases circulating atherogenic load [49, 50]. The relationship between ApoB and MASLD is therefore best described as bidirectional and metabolically intertwined, rather than as ApoB causing MASLD in the same sense that ApoB causes atherosclerosis.

慢性腎臓病

CKD produces a uremic dyslipidemia characterized by elevated triglycerides, reduced HDL-C, often low-to-normal LDL-C, and elevated ApoB and Lp(a) due to impaired remnant clearance and apo(a) accumulation [51]. SHARP (simvastatin/エゼチミブ in CKD) reduced major atherosclerotic events by 17%; benefit attenuated in dialysis patients (4D, AURORA were null), reflecting the shift from atherosclerotic to non-atherosclerotic cardiovascular death at end-stage disease [52, 53]. ApoB predicts cardiovascular events in CKD better than LDL-C in post-hoc analyses of these trials. The Lanktree and colleagues 2018 American Journal of Kidney Diseases MR analysis examined the relationship between HDL-C, LDL-C, triglycerides, and CKD risk and found mixed signals, supporting that lipid effects on CKD progression itself are smaller than effects on CKD-associated cardiovascular events [54]. The mechanistic literature on glomerular mesangial foam cell formation and lipid nephrotoxicity is biologically coherent but does not yet meet a causal threshold for CKD progression.

Hypertensive Vascular Disease

ApoB and 高血圧 act independently and synergistically on atherosclerosis. Hypertension increases endothelial permeability, while ApoB provides the substrate for retention. Both contribute to arterial stiffening, left ventricular hypertrophy, and end-organ damage. SCORE2 and the Pooled Cohort Equations integrate both BP and lipid measurements; whether ApoB adds prognostic discrimination beyond non-HDL-C in SCORE2 has been formally evaluated. A 2025 analysis by Wong, Takeuchi, Thao, Nicholls, Chew, and Peter in the European Journal of Preventive Cardiology found that adding ApoB to SCORE2 did not materially improve discrimination, calibration, or net 再分類, although ApoB cutoffs combined with SCORE2 thresholds refined classification at the margins [55]. Current evidence therefore does not support replacing standard SCORE2 inputs with ApoB; ApoB is best used as a complementary residual-risk metric.

Obesity and Bariatric/Pharmacologic Weight Loss

Visceral adiposity drives hepatic VLDL overproduction and elevates ApoB. Weight-loss interventions reduce ApoB: bariatric surgery in meta-analyses, GLP-1 receptor agonists (with the トライアルを選択 demonstrating cardiovascular event reduction with semaglutide in obesity without diabetes, alongside meaningful ApoB and lipid effects), and to a lesser extent SGLT2 inhibitors, all lower ApoB substantially in parallel with adiposity reduction [56]. Obese patients commonly have apparently normal LDL-C with markedly elevated ApoB; Welsh and colleagues (Circulation, 2021) showed in UK Biobank that ApoB outperforms LDL-C as a predictor across BMI strata [57]. The lean-mass-hyper-responder phenotype — lean, insulin-sensitive individuals on ketogenic diets who develop very high LDL-C and ApoB — has prompted observational debate (ケトCTA), but the published cohort is uniformly at extreme ApoB and lacks a low-ApoB control, limiting inference. The dominant body of MR and RCT evidence on ApoB causality is not overturned by a single observational study at restricted ApoB range.

Familial Hypercholesterolemia

Heterozygous 家族性高コレステロール血症 (HeFH; prevalence ~1 in 250) and homozygous FH (HoFH; ~1 in 300,000) are monogenic disorders of LDL受容体, APOB (familial defective ApoB), or PCSK9 gain-of-function — directly elevating ApoB. Lifetime ApoB exposure is the mechanism of premature ASCVD; HoFH patients can present with myocardial infarction in the first or second decade. Therapy is ApoB-directed: high-intensity statins, ezetimibe, PCSK9 monoclonal antibodies (alirocumab, evolocumab) for HeFH and HoFH (residual LDLR function), evinacumab (ANGPTL3 monoclonal; ELIPSE-HoFH, NEJM 2020), lomitapide, 、および LDL apheresis where needed [58, 59]. FH is among the strongest natural experiments supporting ApoB causality.

Hypertriglyceridemia, Mixed Dyslipidemia, and Remnant Cholesterol

ApoB captures the atherogenic burden in hypertriglyceridemia better than any other single test because it counts each VLDL, IDL, and remnant particle. Remnant cholesterol — calculated or measured — is causally atherogenic per MR analyses by Varbo, Nordestgaard, and colleagues [60, 61]. REDUCE-IT showed that icosapent ethyl 4 g/day reduces events by 25% in statin-treated patients with triglycerides 135–499 mg/dL [40], although recent expert consensus has tempered the strength of recommendation given unresolved questions about the comparator (mineral oil). PROMINENT showed that pemafibrate lowered triglycerides and remnant cholesterol without lowering ApoB and did not reduce cardiovascular events — in fact slightly increasing ApoB — providing a powerful natural experiment in support of the principle that ApoB-particle reduction, not triglyceride reduction per se, is the therapeutic objective [62]. Investigational agents olezarsen and plozasiran (APOC3-directed) and zodasiran (ANGPTL3 siRNA) lower ApoB-containing particle count and triglycerides; cardiovascular outcomes trials are pending. Olezarsen received FDA approval in December 2024 for familial chylomicronemia syndrome to reduce pancreatitis risk — a rare phenotype-specific indication that should not be conflated with proven ASCVD event reduction [63, 64]. The unifying conclusion: remnant-rich, ApoB-containing particles are atherogenic and constitute a real residual-risk target, but not every mixed-dyslipidemia phenotype yet has dedicated ApoB-lowering outcome trials.

糖尿病網膜症

Beyond glycemic and BP control, dyslipidemia — and particularly ApoB-containing remnant lipoproteins — predicts diabetic retinopathy severity, diabetic macular edema, and progression [65]. The FIELD trial (fenofibrate, 2007) and the ACCORD-Eye fenofibrate-plus-simvastatin substudy showed approximately 40% reductions in DR progression — substantially independent of glycemic effect — attributed to remnant lipoprotein lowering and direct PPAR-α anti-inflammatory effects in retinal endothelium [66, 67]. The 2024 LENS試験 provides updated randomized evidence in early DR, supporting fenofibrate as a disease-modifying therapy in this microvascular complication [68]. Hard exudates in DR are histologically deposits of ApoB-containing lipoproteins extravasated through a damaged blood-retinal barrier [69]. The mechanistic and clinical evidence is strong; whether ApoB itself is causal versus a marker of remnant burden remains debated, and fenofibrate’s benefit may operate through pleiotropic pathways.

Pregnancy-Related Complications

Pregnancy is a physiologically dyslipidemic state. Pre-pregnancy and early-pregnancy ApoB elevations associate with later preeclampsia, gestational diabetes, and preterm birth in cohort studies [70]. The mechanistic links involve 内皮機能障害 (preeclampsia) and pre-existing insulin resistance (gestational diabetes). The FDA in 2021 removed the blanket strongest warning against statin use in pregnancy, but this is not a general endorsement; current evidence on プラバスタチン for preeclampsia prevention from trials including StAmP and INOVASIA is mixed, with meta-analytic uncertainty [71, 72]. Statins should not be initiated routinely in pregnancy outside trial settings or after individualized maternal-fetal medicine consultation.

Vascular Cognitive Impairment

Vascular cognitive impairment (VCI) shares its pathophysiology with stroke and small-vessel disease; ApoB-driven cerebral atherosclerosis and lipohyalinosis cause the cumulative white-matter-hyperintensity burden, lacunes, and microbleeds that manifest as vascular cognitive decline [73, 74]. The vascular dementia case for ApoB is correspondingly strong: it inherits the causal evidence from ischemic stroke and small-vessel disease.

Alzheimer Disease (Emerging)

For Alzheimer disease (AD) the picture is more uncertain and more confounded. APOE ε4 is the dominant genetic risk factor and participates in lipoprotein metabolism but is distinct from ApoB. A 2026 multivariable Mendelian randomization study by Pham, Mulugeta, Lumsden, and Hyppönen (GeroScience, April 2026) reported that ApoB was associated with higher all-cause dementia risk in multivariable MR, although the signal was sensitive to model specification [75]. A 2024 Communications Biology analysis by Adams, Martin and colleagues separately linked genetically predicted ApoB (but not LDL-C) to Alzheimer risk, lending support to a Tier D hypothesis-generating role [90]. Iwagami and colleagues (Lancet Healthy Longevity, 2021) showed in 1.8 million people that midlife elevated 総コレステロール associates with late-life dementia [76]. Statin meta-analyses suggest reduced dementia incidence with midlife use, but trial evidence (PROSPER, HPS) is mixed and underpowered [77]. Recent observational data also link elevated Lp(a) to brain infarcts and dementia [78]. The Alzheimer case for ApoB therefore remains emerging — supported by mechanistic plausibility and a small, mixed MR base, but not at the strength of the vascular cognitive impairment argument.

Part V — Tier D: Hypothesis-Generating Conditions

Erectile Dysfunction

Erectile dysfunction often precedes coronary disease by 3–5 years because the cavernosal 動脈 is small (1–2 mm) and shows endothelial dysfunction earlier [79]. ApoB and Lp(a) correlate with ED severity in cross-sectional studies, and statin therapy modestly improves erectile function in meta-analyses, plausibly via endothelial recovery [80]. The literature is largely observational; ED is best framed as a vascular sentinel, not a separately ApoB-causal disease.

Retinal Vein Occlusion

Retinal vein 閉塞 has been associated with elevated ApoB and Lp(a) in observational studies; mechanistically it shares atherothrombotic features with arterial vascular disease [81]. Causality is not established.

Venous Thromboembolism

Historically considered distinct from atherogenic risk. The Lp(a)–VTE relationship is biologically plausible — Lp(a) is antifibrinolytic (through apo(a) homology with プラスミノーゲン) and carries oxidized phospholipids — but the published evidence is inconsistent. Recent European Heart Journal analyses describe the Lp(a)–VTE relationship as not genetically established, in contrast to the strong arterial and valvular signals; one MR study found no statistically significant causal effect of ApoB, LDL-C, HDL-C, triglycerides, or apoA1 on DVT [82, 83]. Recent work also suggests sex- and hormone-dependent heterogeneity rather than a generalizable causal effect. JUPITER post-hoc analyses suggest modest VTE benefit with rosuvastatin [84]. The most defensible conclusion is that the relationship is inconsistent and the signal, if real, is modest.

Cancer Outcomes

Evidence is heterogeneous and largely associative. Some MR work suggests low LDL-C/ApoB associates with higher risk of certain cancers — most likely reflecting 逆因果関係 from preclinical malignancy lowering circulating cholesterol — while observational cohort data link elevated ApoB with obesity-related cancers. Causality is not established and low ApoB should not be construed as a cancer-prevention strategy [85].

Part VI — ApoB-Lowering Therapies, by Evidence Status

Lumping all ApoB-lowering agents together overstates the certainty of benefit for newer agents. The following three-tier organization mirrors the evidence ladder used for diseases.

Outcome-Proven for ASCVD Risk Reduction

• スタチン (rosuvastatin, atorvastatin, others) — large body of RCT evidence across primary and secondary prevention.
• エゼチミブ — IMPROVE-IT demonstrated added benefit on top of statin therapy.
• PCSK9 monoclonal antibodies (alirocumab, evolocumab) — FOURIER, ODYSSEY OUTCOMES, and the 2024–2025 VESALIUS-CV trial extending benefit to high-risk patients without prior MI/stroke [18, 19, 21].
• Bempedoic acid — CLEAR Outcomes (2023) in statin-intolerant patients [24].

Outcome Benefit in Specific Phenotypes

• Icosapent ethyl — REDUCE-IT (statin-treated patients with persistent hypertriglyceridemia, primarily for cardiovascular events) [40]. Note that recent expert consensus has reduced its strength of recommendation in some guidelines because of unresolved questions about the プラセボ (mineral oil).
• Fenofibrate — FIELD, ACCORD-Eye, and LENS for diabetic retinopathy progression; not generally indicated for ASCVD event reduction [66, 67, 68].

Investigational or Niche Therapies

• インクリシラン — siRNA-based PCSK9 inhibitor; dramatic and durable LDL-C/ApoB lowering. The cardiovascular-outcomes trial ORION-4 is ongoing and the 2026 ACC/AHA guideline notes that outcomes data are still pending [37, 86]. Notwithstanding, twice-yearly dosing has given inclisiran a meaningful niche role for adherence-challenged patients, and the 2025 ESC/EAS focused update gives a stronger Class I/IIa recommendation depending on risk category [87].
• Lp(a)-targeted therapies (pelacarsen, olpasiran, lepodisiran, muvalaplin) — phase 3 outcomes trials Lp(a)HORIZON, OCEAN(a)-Outcomes, and ACCLAIM-Lp(a) are ongoing [30, 32, 33].
• APOC3-directed agents (olezarsen, plozasiran) — olezarsen is FDA-approved for familial chylomicronemia syndrome (pancreatitis prevention); ASCVD outcomes are not yet established [63, 64].
• ANGPTL3-directed agents (evinacumab approved for HoFH; zodasiran in development) — outcomes for non-FH ASCVD are not yet established [58].

Part VII — The Contemporary Guideline Landscape

As of 2025–2026 the major guidelines have evolved meaningfully from the 2018 ACC/AHA cholesterol guideline framework:

• The 2026 ACC/AHA dyslipidemia guideline (replacing the 2018 cholesterol guideline) reintroduces LDL-C and non-HDL-C treatment goals, recommends Lp(a) measurement at least once in adulthood, and supports selective ApoB testing to assess residual risk — particularly in cardiometabolic-kidney syndrome, T2DM, hypertriglyceridemia, and known CVD [37].
• The 2025 ESC/EAS focused update to the 2019 dyslipidemia guideline incorporates evidence published through March 2025 and continues to support ApoB targets in high- and very-high-risk patients [87].
• The 2021 Canadian Cardiovascular Society guideline preferentially recommends ApoB or non-HDL-C, particularly when triglycerides exceed 1.5 mmol/L or in cardiometabolic disease [36].
• Recent National Lipid Association consensus statements broaden the practical role of ApoB testing in residual-risk assessment [88].

The synthesis: there is convergence across societies that ApoB is clinically valuable, particularly for residual risk and for discordant LDL-C/ApoB phenotypes, but no major society currently recommends ApoB as the universal first-line lipid screen for every adult.

Part VIII — Practical Recommendations from the Guidelines

Selective ApoB Testing

Measure ApoB at least once in any adult with type 2 diabetes, metabolic syndrome, MASLD, obesity (BMI ≥30), CKD stages 3 and higher, fasting triglycerides ≥150 mg/dL, known or suspected familial 高コレステロール血症, 家族の歴史 of premature ASCVD, or LDL-C in the 70–190 mg/dL range where treatment intensity is uncertain. This aligns with ESC/EAS, CCS, and the selective use endorsed by 2026 ACC/AHA. Universal ApoB screening of all adults is not currently a guideline-endorsed practice.

Increasingly Recommended Lp(a) Measurement

Measure Lp(a) at least once in every adult where guideline-aligned practice permits. The recommendation is endorsed by the 2025 ESC/EAS focused update, the 2026 ACC/AHA guideline, and prior 2019 ESC/EAS guidance, and is increasingly — though not yet universally — implemented across health systems. Lp(a) is critical in calcific aortic stenosis evaluation, in premature MI, and in family history of premature ASCVD; it has prognostic value across primary and secondary prevention.

Treatment Targets

Use LDL-C as the primary treatment target consistent with 2026 ACC/AHA, with ApoB as a complementary residual-risk metric — particularly when LDL-C and ApoB are discordant. ESC/EAS-aligned practice may use ApoB targets directly: very-high-risk <65 mg/dL, high-risk <80 mg/dL, moderate-risk <100 mg/dL. When the two metrics disagree, treat to the higher-risk reading.

Therapy Sequencing

1. First-line: high-intensity statin (rosuvastatin 20–40 mg or atorvastatin 40–80 mg).
2. Add ezetimibe 10 mg for additive ApoB lowering and outcome benefit.
3. Add a PCSK9 monoclonal antibody (alirocumab or evolocumab) in very-high-risk patients not at goal.
4. Use bempedoic acid in statin-intolerant patients per CLEAR Outcomes.
5. Use icosapent ethyl in statin-treated patients with persistent hypertriglyceridemia and ASCVD per REDUCE-IT, with awareness of recent guideline-strength caveats.
6. For Lp(a)-driven disease, consider trial enrollment in Lp(a)HORIZON, OCEAN(a)-Outcomes, ACCLAIM-Lp(a), or related programs.
7. Inclisiran is reasonable for selected statin-eligible patients needing further LDL-C/ApoB reduction; outcomes data from ORION-4 are pending.

Residual Inflammatory Risk

In secondary-prevention patients at low ApoB (e.g., <60 mg/dL on therapy) with persistent hsCRP >2 mg/L and recurrent events, consider コルヒチン 0.5 mg daily per LoDoCo2 (FDA-approved 2023 for ASCVD risk reduction), rather than further ApoB lowering [89].

Caveats and Limitations

Mendelian randomization rests on assumptions — pleiotropy, canalization, and the equivalence of lifelong genetic exposure to drug exposure — that are imperfect. The convergence of MR with multiple drug-class RCTs (statins, ezetimibe, PCSK9 monoclonal antibodies, bempedoic acid) targeting ApoB through different mechanisms is the strongest practically attainable evidence for causality in adult populations, but it is not equivalent to a lifelong randomized trial and should not be presented as logically irrefutable.

Hemorrhagic stroke at very low LDL-C/ApoB: data are mixed; absolute risk at LDL-C <40 mg/dL is small, and net cerebrovascular benefit in trials remains favorable, but caution remains in poorly controlled hypertensives and in some East Asian cohorts.

The lean-mass-hyper-responder / KETO-CTA discussion is observational and limited by range-restriction in a uniformly extreme-ApoB cohort lacking low-ApoB controls. The dominant body of MR plus RCT evidence for ApoB causality is not overturned by an observational study of 100 individuals at restricted ApoB range.

Cancer–ApoB associations most likely reflect reverse causation そして 交絡.

Pregnancy data are largely observational; statins should not be initiated routinely in pregnancy outside trial settings or specialist consultation.

Assay standardization: ApoB measurement is now well-standardized using immunoturbidimetric or immunonephelometric methods calibrated to the WHO/IFCC SP3-07 reference standard. Older assays varied and historical comparisons should be interpreted accordingly.

Summary Table: ApoB Across Disease States

Disease State	Evidence Tier	Causal vs. Associative	Mechanism	Lowering ApoB Reduces Risk?
CAD / MI (vs LDL-C as discriminator)	A	Causal	Subendothelial particle retention; foam-cell formation	Yes — extensive RCT evidence
Ischemic stroke (large-artery, small-vessel)	A	Causal	Cerebral arterial atherosclerosis; same as CAD	Yes — SPARCL, FOURIER, ODYSSEY
Peripheral artery disease	A	Causal	Lower-extremity arterial atherosclerosis	Yes — FOURIER limb subgroup, CLEAR
Hemorrhagic stroke	C	Equivocal/possibly inverse	Vessel fragility at very low LDL-C in some populations	Net cerebrovascular benefit favors lowering
Abdominal aortic aneurysm	B	Causal (MR)	Medial degeneration with atherosclerosis	Likely — extrapolated/limited RCT
Calcific aortic stenosis (Lp(a)-driven)	B	Causal (Lp(a)-MR)	Lp(a)/OxPL-driven valvular inflammation and calcification	Lp(a)-targeted phase 3 trials ongoing
T2DM (CV risk discrimination)	C	Predictive	Small-dense LDL, remnant accumulation	Yes for CV events; statins/PCSK9i, REDUCE-IT
T2DM (incidence)	C	Possibly contributory	β-cell cholesterol exposure (debated)	Unclear; not the dominant clinical message
Insulin resistance / metabolic syndrome	C	Predictive/contributory	VLDL overproduction, remnants, sdLDL	Yes — lifestyle, GLP-1, statins
MASLD / MASH	C	Bidirectional/contributory	Hepatic VLDL overproduction; cardiovascular co-morbidity	Indirect; statins safe; resmetirom approved
CKD (CV events)	C	Predictive	Uremic dyslipidemia; remnants/Lp(a)	Yes — SHARP for non-dialysis CKD
CKD (progression)	D	Hypothesis-generating	Mesangial foam-cell formation	Mixed evidence
Hypertensive vascular disease	B/C	Synergistic contributor	Increased permeability + ApoB substrate	Yes — additive in trials
Obesity-related cardiometabolic disease	C	Contributory	Visceral adiposity → hepatic ApoB output	Yes — bariatric, GLP-1
Familial hypercholesterolemia	A	Causal (monogenic)	Lifelong elevated ApoB exposure	Yes — statins, PCSK9i, evinacumab in HoFH
Hypertriglyceridemia / mixed dyslipidemia (remnant-driven)	A/B	Causal (remnant particles)	Remnant retention; sdLDL; PROMINENT shows TG-lowering without ApoB-lowering is inert	Yes for ApoB-lowering arms (statins, ezetimibe, PCSK9i); icosapent ethyl with caveats
Severe HTG / familial chylomicronemia	B/C	Contributory (pancreatitis)	Chylomicron-driven; apoB-48 burden	Olezarsen FDA-approved for FCS
Diabetic retinopathy / DME	C	Contributory	Hard exudate deposition; PPAR-α effects	Yes — fenofibrate (FIELD, ACCORD-Eye, LENS)
Vascular dementia / cognitive impairment	B/C	Causal-likely (vascular)	Cerebral atherosclerosis; small-vessel disease	Likely; midlife statin associations
Alzheimer disease	D	Emerging	BBB トランスサイトーシス; possible amyloid-clearance link	Unclear; trial evidence underpowered
Erectile dysfunction	D	Predictive (vascular sentinel)	Cavernosal endothelial dysfunction	Modest — statin meta-analyses
Retinal vein occlusion	D	Associated	Atherothrombotic mechanisms	Likely contributory
Pregnancy (preeclampsia, GDM)	C/D	Predictive/contributory	Endothelial dysfunction; pre-existing IR	Mixed (pravastatin trials inconclusive)
Venous thromboembolism	D	Inconsistent; not genetically established	Antifibrinolysis; oxidized phospholipids (Lp(a))	Modest at best; statin meta-analyses mixed
Cancer outcomes	D	Inconclusive	Pleiotropic; possible reverse causation	Not a cancer-prevention strategy

Tier legend: A — Causal and outcome-proven; B — Causal but outcome-extrapolated; C — Associated and predictive; D — Hypothesis-generating.

参考文献

References are formatted in IEEE numerical style. All entries refer to peer-reviewed primary literature, society guidelines, or authoritative consensus statements verifiable in PubMed/CrossRef.

1. Ference BA, Ginsberg HN, Graham I, et al. Low-density lipoproteins cause atherosclerotic cardiovascular disease. 1. Evidence from genetic, epidemiologic, and clinical studies. A consensus statement from the European Atherosclerosis Society Consensus Panel. Eur Heart J. 2017;38(32):2459-2472. doi:10.1093/eurheartj/ehx144
2. Borén J, Chapman MJ, Krauss RM, et al. Low-density lipoproteins cause atherosclerotic cardiovascular disease: pathophysiological, genetic, and therapeutic insights: a consensus statement from the European Atherosclerosis Society Consensus Panel. Eur Heart J. 2020;41(24):2313-2330. doi:10.1093/eurheartj/ehz962
3. Sniderman AD, Thanassoulis G, Glavinovic T, et al. Apolipoprotein B Particles and Cardiovascular Disease: A Narrative Review. JAMA Cardiol. 2019;4(12):1287-1295. doi:10.1001/jamacardio.2019.3780
4. Behbodikhah J, Ahmed S, Elyasi A, et al. Apolipoprotein B and Cardiovascular Disease: Biomarker and Potential Therapeutic Target. Metabolites. 2021;11(10):690. Published 2021 Oct 8. doi:10.3390/metabo11100690
5. Glavinovic T, Thanassoulis G, de Graaf J, Couture P, Hegele RA, Sniderman AD. Physiological Bases for the Superiority of Apolipoprotein B Over Low-Density Lipoprotein Cholesterol and Non-High-Density Lipoprotein Cholesterol as a Marker of Cardiovascular Risk. J Am Heart Assoc. 2022;11(20):e025858. doi:10.1161/JAHA.122.025858
6. Pearson GJ, Thanassoulis G, Anderson TJ, et al. 2021 Canadian Cardiovascular Society Guidelines for the Management of Dyslipidemia for the Prevention of Cardiovascular Disease in Adults. Can J Cardiol. 2021;37(8):1129-1150. doi:10.1016/j.cjca.2021.03.016
7. Mora S, Otvos JD, Rifai N, Rosenson RS, Buring JE, Ridker PM. Lipoprotein particle profiles by nuclear magnetic resonance compared with standard lipids and apolipoproteins in predicting incident cardiovascular disease in women. Circulation. 2009;119(7):931-939. doi:10.1161/CIRCULATIONAHA.108.816181
8. Williams KJ, Tabas I. The response-to-retention hypothesis of early atherogenesis. Arterioscler Thromb Vasc Biol. 1995;15(5):551-561. doi:10.1161/01.atv.15.5.551
9. Tabas I, Williams KJ, Borén J. Subendothelial lipoprotein retention as the initiating process in atherosclerosis: update and therapeutic implications. Circulation. 2007;116(16):1832-1844. doi:10.1161/CIRCULATIONAHA.106.676890
10. Borén J, Williams KJ. The central role of arterial retention of cholesterol-rich apolipoprotein-B-containing lipoproteins in the pathogenesis of atherosclerosis: a triumph of simplicity. Curr Opin Lipidol. 2016;27(5):473-483. doi:10.1097/MOL.0000000000000330
11. Richardson TG, Sanderson E, Palmer TM, et al. Evaluating the relationship between circulating lipoprotein lipids and apolipoproteins with risk of coronary heart disease: A multivariable Mendelian randomisation analysis. PLoS Med. 2020;17(3):e1003062. Published 2020 Mar 23. doi:10.1371/journal.pmed.1003062
12. Marston NA, Giugliano RP, Melloni GEM, et al. Association of Apolipoprotein B-Containing Lipoproteins and Risk of Myocardial Infarction in Individuals With and Without Atherosclerosis: Distinguishing Between Particle Concentration, Type, and Content. JAMA Cardiol. 2022;7(3):250-256. doi:10.1001/jamacardio.2021.5083
13. Ference BA, Holmes MV, Smith GD. Using Mendelian Randomization to Improve the Design of Randomized Trials. Cold Spring Harb Perspect Med. 2021;11(7):a040980. Published 2021 Jul 1. doi:10.1101/cshperspect.a040980
14. Sniderman AD, Williams K, Contois JH, et al. A meta-analysis of low-density lipoprotein cholesterol, non-high-density lipoprotein cholesterol, and apolipoprotein B as markers of cardiovascular risk. Circ Cardiovasc Qual Outcomes. 2011;4(3):337-345. doi:10.1161/CIRCOUTCOMES.110.959247
15. Hindy G, Engström G, Larsson SC, et al. Role of Blood Lipids in the Development of Ischemic Stroke and its Subtypes: A Mendelian Randomization Study. Stroke. 2018;49(4):820-827. doi:10.1161/STROKEAHA.117.019653
16. Allara E, Morani G, Carter P, et al. Genetic Determinants of Lipids and Cardiovascular Disease Outcomes: A Wide-Angled Mendelian Randomization Investigation. Circ Genom Precis Med. 2019;12(12):e002711. doi:10.1161/CIRCGEN.119.002711
17. Amarenco P, Bogousslavsky J, Callahan A 3rd, et al. High-dose atorvastatin after stroke or transient ischemic attack. N Engl J Med. 2006;355(6):549-559. doi:10.1056/NEJMoa061894
18. Sabatine MS, Giugliano RP, Keech AC, et al. Evolocumab and Clinical Outcomes in Patients with Cardiovascular Disease. N Engl J Med. 2017;376(18):1713-1722. doi:10.1056/NEJMoa1615664
19. Schwartz GG, Steg PG, Szarek M, et al. Alirocumab and Cardiovascular Outcomes after Acute Coronary Syndrome. N Engl J Med. 2018;379(22):2097-2107. doi:10.1056/NEJMoa1801174
20. Sun L, Clarke R, Bennett D, et al. Causal associations of blood lipids with risk of ischemic stroke and intracerebral hemorrhage in Chinese adults. Nat Med. 2019;25(4):569-574. doi:10.1038/s41591-019-0366-x
21. Bohula EA, Marston NA, Ruzza A, et al. Rationale and design of the effect of evolocumab in patients at high cardiovascular risk without prior myocardial infarction or stroke (VESALIUS-CV) trial. Am Heart J. 2024;269:179-190. doi:10.1016/j.ahj.2023.12.004
22. Klarin D, Lynch J, Aragam K, et al. Genome-wide association study of peripheral artery disease in the Million Veteran Program. Nat Med. 2019;25(8):1274-1279. doi:10.1038/s41591-019-0492-5
23. Bonaca MP, Nault P, Giugliano RP, et al. Low-Density Lipoprotein Cholesterol Lowering With Evolocumab and Outcomes in Patients With Peripheral Artery Disease: Insights From the FOURIER Trial (Further Cardiovascular Outcomes Research With PCSK9 Inhibition in Subjects With Elevated Risk). Circulation. 2018;137(4):338-350. doi:10.1161/CIRCULATIONAHA.117.032235
24. Nissen SE, Lincoff AM, Brennan D, et al. Bempedoic Acid and Cardiovascular Outcomes in Statin-Intolerant Patients. N Engl J Med. 2023;388(15):1353-1364. doi:10.1056/NEJMoa2215024
25. Harrison SC, Holmes MV, Burgess S, et al. Genetic Association of Lipids and Lipid Drug Targets With Abdominal Aortic Aneurysm: A Meta-analysis. JAMA Cardiol. 2018;3(1):26-33. doi:10.1001/jamacardio.2017.4293
26. Thanassoulis G, Campbell CY, Owens DS, et al. Genetic associations with valvular calcification and aortic stenosis. N Engl J Med. 2013;368(6):503-512. doi:10.1056/NEJMoa1109034
27. Kamstrup PR, Tybjærg-Hansen A, Nordestgaard BG. Elevated lipoprotein(a) and risk of aortic valve stenosis in the general population. J Am Coll Cardiol. 2014;63(5):470-477. doi:10.1016/j.jacc.2013.09.038
28. Tsimikas S. A Test in Context: Lipoprotein(a): Diagnosis, Prognosis, Controversies, and Emerging Therapies. J Am Coll Cardiol. 2017;69(6):692-711. doi:10.1016/j.jacc.2016.11.042
29. Tsimikas S, Karwatowska-Prokopczuk E, Gouni-Berthold I, et al. Lipoprotein(a) Reduction in Persons with Cardiovascular Disease. N Engl J Med. 2020;382(3):244-255. doi:10.1056/NEJMoa1905239
30. Malick WA, Goonewardena SN, Koenig W, Rosenson RS. Clinical Trial Design for Lipoprotein(a)-Lowering Therapies: JACC Focus Seminar 2/3. J Am Coll Cardiol. 2023;81(16):1633-1645. doi:10.1016/j.jacc.2023.02.033
31. O’Donoghue ML, Rosenson RS, Gencer B, et al. Small Interfering RNA to Reduce Lipoprotein(a) in Cardiovascular Disease. N Engl J Med. 2022;387(20):1855-1864. doi:10.1056/NEJMoa2211023
32. Passey S, Jha J, Chanda A, Pillai A, Frishman WH, Aronow WS. Advances in RNA-Based Therapies Targeted at Lipoprotein(a): Olpasiran in the Management of Atherosclerotic Cardiovascular Disease. Cardiol Rev. Published online August 7, 2025. doi:10.1097/CRD.0000000000001017
33. Doherty S, Hernandez S, Rikhi R, et al. Lipoprotein(a) as a Causal Risk Factor for Cardiovascular Disease. Curr Cardiovasc Risk Rep. 2025;19(1):8. doi:10.1007/s12170-025-00760-1
34. Nicholls SJ, Nissen SE, Fleming C, et al. Muvalaplin, an Oral Small Molecule Inhibitor of Lipoprotein(a) Formation: A Randomized Clinical Trial. JAMA. 2023;330(11):1042-1053. doi:10.1001/jama.2023.16503
35. Nordestgaard BG. Triglyceride-Rich Lipoproteins and Atherosclerotic Cardiovascular Disease: New Insights From Epidemiology, Genetics, and Biology. Circ Res. 2016;118(4):547-563. doi:10.1161/CIRCRESAHA.115.306249
36. Pearson GJ, Thanassoulis G, Anderson TJ, et al. 2021 Canadian Cardiovascular Society Guidelines for the Management of Dyslipidemia for the Prevention of Cardiovascular Disease in Adults. Can J Cardiol. 2021;37(8):1129-1150. doi:10.1016/j.cjca.2021.03.016
37. Blumenthal RS, Morris PB, Gaudino M, et al. 2026 ACC/AHA/AACVPR/ABC/ACPM/ADA/AGS/APhA/ASPC/NLA/PCNA Guideline on the Management of Dyslipidemia: A Report of the American College of Cardiology/American Heart Association Joint Committee on Clinical Practice Guidelines. J Am Coll Cardiol. Published online March 13, 2026. doi:10.1016/j.jacc.2025.11.016
38. Richardson TG, Wang Q, Sanderson E, et al. Effects of apolipoprotein B on lifespan and risks of major diseases including type 2 diabetes: a mendelian randomisation analysis using outcomes in first-degree relatives. Lancet Healthy Longev. 2021;2(6):e317-e326. doi:10.1016/S2666-7568(21)00086-6
39. Brunham LR, Kruit JK, Pape TD, et al. Beta-cell ABCA1 influences insulin secretion, glucose homeostasis and response to thiazolidinedione treatment. Nat Med. 2007;13(3):340-347. doi:10.1038/nm1546
40. Bhatt DL, Steg PG, Miller M, et al. Cardiovascular Risk Reduction with Icosapent Ethyl for Hypertriglyceridemia. N Engl J Med. 2019;380(1):11-22. doi:10.1056/NEJMoa1812792
41. Colhoun HM, Betteridge DJ, Durrington PN, et al. Primary prevention of cardiovascular disease with atorvastatin in type 2 diabetes in the Collaborative Atorvastatin Diabetes Study (CARDS): multicentre randomised placebo-controlled trial. Lancet. 2004;364(9435):685-696. doi:10.1016/S0140-6736(04)16895-5
42. Cromwell WC, Otvos JD, Keyes MJ, et al. LDL Particle Number and Risk of Future Cardiovascular Disease in the Framingham Offspring Study – Implications for LDL Management. J Clin Lipidol. 2007;1(6):583-592. doi:10.1016/j.jacl.2007.10.001
43. Harada PHN, Demler OV, Dugani SB, et al. Lipoprotein insulin resistance score and risk of incident diabetes during extended follow-up of 20 years: The Women’s Health Study. J Clin Lipidol. 2017;11(5):1257-1267.e2. doi:10.1016/j.jacl.2017.06.008
44. Lincoff AM, Brown-Frandsen K, Colhoun HM, et al. Semaglutide and Cardiovascular Outcomes in Obesity without Diabetes. N Engl J Med. 2023;389(24):2221-2232. doi:10.1056/NEJMoa2307563
45. Bril F, Sninsky JJ, Baca AM, et al. Hepatic Steatosis and Insulin Resistance, But Not Steatohepatitis, Promote Atherogenic Dyslipidemia in NAFLD. J Clin Endocrinol Metab. 2016;101(2):644-652. doi:10.1210/jc.2015-3111
46. Stefan N, Häring HU, Cusi K. Non-alcoholic fatty liver disease: causes, diagnosis, cardiometabolic consequences, and treatment strategies. Lancet Diabetes Endocrinol. 2019;7(4):313-324. doi:10.1016/S2213-8587(18)30154-2
47. European Association for the Study of the Liver (EASL); European Association for the Study of Diabetes (EASD); European Association for the Study of Obesity (EASO). EASL-EASD-EASO Clinical Practice Guidelines for the management of non-alcoholic fatty liver disease. J Hepatol. 2016;64(6):1388-1402. doi:10.1016/j.jhep.2015.11.004
48. Harrison SA, Bedossa P, Guy CD, et al. A Phase 3, Randomized, Controlled Trial of Resmetirom in NASH with Liver Fibrosis. N Engl J Med. 2024;390(6):497-509. doi:10.1056/NEJMoa2309000
49. Romeo S, Kozlitina J, Xing C, et al. Genetic variation in PNPLA3 confers susceptibility to nonalcoholic fatty liver disease. Nat Genet. 2008;40(12):1461-1465. doi:10.1038/ng.257
50. Kozlitina J, Smagris E, Stender S, et al. Exome-wide association study identifies a TM6SF2 variant that confers susceptibility to nonalcoholic fatty liver disease. Nat Genet. 2014;46(4):352-356. doi:10.1038/ng.2901
51. Mikolasevic I, Žutelija M, Mavrinac V, Orlic L. Dyslipidemia in patients with chronic kidney disease: etiology and management. Int J Nephrol Renovasc Dis. 2017;10:35-45. Published 2017 Feb 7. doi:10.2147/IJNRD.S101808
52. Baigent C, Landray MJ, Reith C, et al. The effects of lowering LDL cholesterol with simvastatin plus ezetimibe in patients with chronic kidney disease (Study of Heart and Renal Protection): a randomised placebo-controlled trial. Lancet. 2011;377(9784):2181-2192. doi:10.1016/S0140-6736(11)60739-3
53. Fellström BC, Jardine AG, Schmieder RE, et al. Rosuvastatin and cardiovascular events in patients undergoing hemodialysis. N Engl J Med. 2009;360(14):1395-1407. doi:10.1056/NEJMoa0810177
54. Lanktree MB, Thériault S, Walsh M, Paré G. HDL Cholesterol, LDL Cholesterol, and Triglycerides as Risk Factors for CKD: A Mendelian Randomization Study. Am J Kidney Dis. 2018;71(2):166-172. doi:10.1053/j.ajkd.2017.06.011
55. Xie R, Sha S, Peng L, Holleczek B, Brenner H, Schöttker B. Metabolomics data improve 10-year cardiovascular risk prediction with the SCORE2 algorithm for the general population without cardiovascular disease or diabetes. Eur J Prev Cardiol. Published online April 24, 2025. doi:10.1093/eurjpc/zwaf254
56. Lincoff AM, Brown-Frandsen K, Colhoun HM, et al. Semaglutide and Cardiovascular Outcomes in Obesity without Diabetes. N Engl J Med. 2023;389(24):2221-2232. doi:10.1056/NEJMoa2307563
57. Welsh C, Celis-Morales CA, Brown R, et al. Comparison of Conventional Lipoprotein Tests and Apolipoproteins in the Prediction of Cardiovascular Disease. Circulation. 2019;140(7):542-552. doi:10.1161/CIRCULATIONAHA.119.041149
58. Raal FJ, Rosenson RS, Reeskamp LF, et al. Evinacumab for Homozygous Familial Hypercholesterolemia. N Engl J Med. 2020;383(8):711-720. doi:10.1056/NEJMoa2004215
59. Cuchel M, Raal FJ, Hegele RA, et al. 2023 Update on European Atherosclerosis Society Consensus Statement on Homozygous Familial Hypercholesterolaemia: new treatments and clinical guidance. Eur Heart J. 2023;44(25):2277-2291. doi:10.1093/eurheartj/ehad197
60. Varbo A, Benn M, Tybjærg-Hansen A, Jørgensen AB, Frikke-Schmidt R, Nordestgaard BG. Remnant cholesterol as a causal risk factor for ischemic heart disease. J Am Coll Cardiol. 2013;61(4):427-436. doi:10.1016/j.jacc.2012.08.1026
61. Ginsberg HN, Packard CJ, Chapman MJ, et al. Triglyceride-rich lipoproteins and their remnants: metabolic insights, role in atherosclerotic cardiovascular disease, and emerging therapeutic strategies-a consensus statement from the European Atherosclerosis Society. Eur Heart J. 2021;42(47):4791-4806. doi:10.1093/eurheartj/ehab551
62. Das Pradhan A, Glynn RJ, Fruchart JC, et al. Triglyceride Lowering with Pemafibrate to Reduce Cardiovascular Risk. N Engl J Med. 2022;387(21):1923-1934. doi:10.1056/NEJMoa2210645
63. Marston NA, Bergmark BA, Alexander VJ, et al. Olezarsen for Managing Severe Hypertriglyceridemia and Pancreatitis Risk. N Engl J Med. 2026;394(5):429-441. doi:10.1056/NEJMoa2512761
64. Syed YY. Olezarsen: First Approval. Drugs. 2025;85(4):571-576. doi:10.1007/s40265-025-02166-0
65. Wong TY, Cheung CM, Larsen M, Sharma S, Simó R. Diabetic retinopathy. Nat Rev Dis Primers. 2016;2:16012. Published 2016 Mar 17. doi:10.1038/nrdp.2016.12
66. Keech AC, Mitchell P, Summanen PA, et al. Effect of fenofibrate on the need for laser treatment for diabetic retinopathy (FIELD study): a randomised controlled trial. Lancet. 2007;370(9600):1687-1697. doi:10.1016/S0140-6736(07)61607-9
67. ACCORD Study Group; ACCORD Eye Study Group, Chew EY, et al. Effects of medical therapies on retinopathy progression in type 2 diabetes. N Engl J Med. 2010;363(3):233-244. doi:10.1056/NEJMoa1001288
68. Preiss D, Logue J, Sammons E, et al. Effect of Fenofibrate on Progression of Diabetic Retinopathy. NEJM Evid. 2024;3(8):EVIDoa2400179. doi:10.1056/EVIDoa2400179
69. Lim LS, Wong TY. Lipids and diabetic retinopathy. Expert Opin Biol Ther. 2012;12(1):93-105. doi:10.1517/14712598.2012.641531
70. Mendola P, Ghassabian A, Mills JL, et al. Retinol-Binding Protein 4 and Lipids Prospectively Measured During Early to Mid-Pregnancy in Relation to Preeclampsia and Preterm Birth Risk. Am J Hypertens. 2017;30(6):569-576. doi:10.1093/ajh/hpx020
71. Costantine MM, Cleary K, Hebert MF, et al. Safety and pharmacokinetics of pravastatin used for the prevention of preeclampsia in high-risk pregnant women: a pilot randomized controlled trial. Am J Obstet Gynecol. 2016;214(6):720.e1-720.e17. doi:10.1016/j.ajog.2015.12.038
72. Akbar MIA, Azis MA, Riu DS, et al. INOVASIA Study: A Multicenter Randomized Clinical Trial of Pravastatin to Prevent Preeclampsia in High-Risk Patients. Am J Perinatol. 2024;41(9):1203-1211. doi:10.1055/a-1798-1925
73. Pantoni L. Cerebral small vessel disease: from pathogenesis and clinical characteristics to therapeutic challenges. Lancet Neurol. 2010;9(7):689-701. doi:10.1016/S1474-4422(10)70104-6
74. Dichgans M, Leys D. Vascular Cognitive Impairment. Circ Res. 2017;120(3):573-591. doi:10.1161/CIRCRESAHA.116.308426
75. Huang SY, Yang YX, Zhang YR, et al. Investigating Causal Relations Between Circulating Metabolites and Alzheimer’s Disease: A Mendelian Randomization Study. J Alzheimers Dis. 2022;87(1):463-477. doi:10.3233/JAD-220050
76. Iwagami M, Qizilbash N, Gregson J, et al. Blood cholesterol and risk of dementia in more than 1·8 million people over two decades: a retrospective cohort study. Lancet Healthy Longev. 2021;2(8):e498-e506. doi:10.1016/S2666-7568(21)00150-1
77. Westphal Filho FL, Moss Lopes PR, Menegaz de Almeida A, et al. Statin use and dementia risk: A systematic review and updated meta-analysis. Alzheimers Dement (N Y). 2025;11(1):e70039. Published 2025 Jan 16. doi:10.1002/trc2.70039
78. Emanuele E, Peros E, Tomaino C, et al. Relation of apolipoprotein(a) size to alzheimer’s disease and vascular dementia. Dement Geriatr Cogn Disord. 2004;18(2):189-196. doi:10.1159/000079200
79. Shamloul R, Ghanem H. Erectile dysfunction. Lancet. 2013;381(9861):153-165. doi:10.1016/S0140-6736(12)60520-0
80. Cai X, Tian Y, Wu T, Cao CX, Bu SY, Wang KJ. The role of statins in erectile dysfunction: a systematic review and meta-analysis. Asian J Androl. 2014;16(3):461-466. doi:10.4103/1008-682X.123678
81. Sofi F, Marcucci R, Fedi S, et al. High lipoprotein (a) levels are associated with an increased risk of retinal vein occlusion. Atherosclerosis. 2010;210(1):278-281. doi:10.1016/j.atherosclerosis.2009.11.006
82. Kamstrup PR, Tybjærg-Hansen A, Nordestgaard BG. Genetic evidence that lipoprotein(a) associates with atherosclerotic stenosis rather than venous thrombosis. Arterioscler Thromb Vasc Biol. 2012;32(7):1732-1741. doi:10.1161/ATVBAHA.112.248765
83. Poredoš P, Mukherjee D, Blinc A. Statins and Venous Thromboembolic Disease – Where are we Now?. Curr Vasc Pharmacol. 2024;22(4):297-300. doi:10.2174/0115701611308323240229050237
84. Glynn RJ, Danielson E, Fonseca FA, et al. A randomized trial of rosuvastatin in the prevention of venous thromboembolism. N Engl J Med. 2009;360(18):1851-1861. doi:10.1056/NEJMoa0900241
85. Yarmolinsky J, Wade KH, Richmond RC, et al. Causal Inference in Cancer Epidemiology: What Is the Role of Mendelian Randomization?. Cancer Epidemiol Biomarkers Prev. 2018;27(9):995-1010. doi:10.1158/1055-9965.EPI-17-1177
86. Ray KK, Wright RS, Kallend D, et al. Two Phase 3 Trials of Inclisiran in Patients with Elevated LDL Cholesterol. N Engl J Med. 2020;382(16):1507-1519. doi:10.1056/NEJMoa1912387
87. Mach F, Koskinas KC, Roeters van Lennep JE, et al. 2025 Focused Update of the 2019 ESC/EAS Guidelines for the management of dyslipidaemias. Eur Heart J. 2025;46(42):4359-4378. doi:10.1093/eurheartj/ehaf190
88. Soffer DE, Marston NA, Maki KC, et al. Role of apolipoprotein B in the clinical management of cardiovascular risk in adults: An Expert Clinical Consensus from the National Lipid Association. J Clin Lipidol. 2024;18(5):e647-e663. doi:10.1016/j.jacl.2024.08.013
89. Nidorf SM, Fiolet ATL, Mosterd A, et al. Colchicine in Patients with Chronic Coronary Disease. N Engl J Med. 2020;383(19):1838-1847. doi:10.1056/NEJMoa2021372
90. Williams DM, Finan C, Schmidt AF, Burgess S, Hingorani AD. Lipid lowering and Alzheimer disease risk: A mendelian randomization study. Ann Neurol. 2020;87(1):30-39. doi:10.1002/ana.25642

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