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Coronary Artery Disease I: Introduction01:30

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Coronary Artery Disease (CAD): An Overview with Scientific InsightsCoronary Artery Disease (CAD), often referred to as C-A-D, is a prevalent blood vessel disorder classified under the broader category of atherosclerosis. Atherosclerosis is a pathological process characterized by the hardening and narrowing of arteries due to the accumulation of atherosclerotic plaques. These plaques are composed of cholesterol, fatty substances, inflammatory cells, calcium, and fibrin, reducing blood flow to...
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Coronary Artery Disease II: Pathophysiology01:26

Coronary Artery Disease II: Pathophysiology

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Coronary Artery Disease (CAD) originates from a series of events that impair the function of coronary arteries, the blood vessels responsible for delivering oxygen-rich blood to the heart muscle. The pathophysiology of CAD is closely linked to atherosclerosis, a chronic inflammatory and lipid-driven condition affecting the vascular endothelium.1. Endothelial DamageThe process begins with damage to the vascular endothelium, which serves as a protective barrier between the blood and the vessel...
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Peripheral Artery Disease I: Introduction01:30

Peripheral Artery Disease I: Introduction

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Peripheral artery disease (PAD) predominantly results from atherosclerosis, which involves the accumulation of fatty deposits, or plaques, within the walls of arteries. This causes them to narrow and harden, significantly reducing blood flow. PAD predominantly affects the legs, particularly the arteries supplying the thighs and calves. In rare cases, it may involve other arteries, including those in the arms.Etiology of PAD:The principal cause of PAD is atherosclerosis, which results from fatty...
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Coronary Artery Disease V: Interprofessional Care01:27

Coronary Artery Disease V: Interprofessional Care

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Interprofessional care for coronary artery disease includes pharmacological therapy and revascularization procedures.Pharmacological therapy for Coronary Artery Disease (CAD) aims to manage symptoms, prevent complications, and improve patient outcomes through various classes of medications:Antiplatelet Agents:Aspirin and Clopidogrel: These medications inhibit platelet aggregation, preventing blood clots, which is crucial for avoiding heart attacks and strokes. Doctors often prescribe these...
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Coronary Artery Disease III: Clinical Manifestations01:30

Coronary Artery Disease III: Clinical Manifestations

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Coronary Artery Disease (CAD) is a primary health risk worldwide, leading to significant morbidity and mortality. The condition arises from the buildup of atherosclerotic plaques within the coronary arteries, resulting in diminished blood supply to the heart muscle.The clinical manifestations of CAD vary widely, from asymptomatic stages to severe, life-threatening conditions. Understanding these manifestations is crucial for early diagnosis and effective management.Angina Pectoris: The Warning...
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Coronary Artery Disease IV: Preventive Measures01:26

Coronary Artery Disease IV: Preventive Measures

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Effective preventive measures for coronary artery disease (CAD) focus on controlling modifiable risk factors, including cholesterol abnormalities and lifestyle changes.Cholesterol ManagementFirst, the Mediterranean diet and the American Heart Association advocate for maintaining low-density lipoprotein (LDL) cholesterol levels below 100 mg/dL, with a more stringent recommendation of below 70 mg/dL for individuals at high risk. LDL cholesterol, often termed "bad cholesterol," can lead to the...
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Video Experimental Relacionado

Updated: Jan 23, 2026

Post-Myocardial Infarction Heart Failure in Closed-chest Coronary Occlusion/Reperfusion Model in Göttingen Minipigs and Landrace Pigs
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Rivaroxaban con o sin aspirina en pacientes con insuficiencia cardíaca y enfermedad coronaria o arterial periférica

Kelley R Branch1, Jeffrey L Probstfield1, John W Eikelboom2

  • 1Cardiology Division, University of Washington, Seattle (K.R.B., J.L.P., R.K.C.).

Circulation
|June 6, 2019
PubMed
Resumen
Este resumen es generado por máquina.

Rivaroxaban más aspirina redujeron significativamente los eventos adversos cardiovasculares mayores en pacientes con insuficiencia cardíaca (IC) y enfermedad arterial coronaria o enfermedad arterial periférica, ofreciendo mayores beneficios absolutos que en aquellos sin IC.

Palabras clave:
La aspirina también.Enfermedades cardiovascularesEnfermedad arterial coronariainsuficiencia cardíacaEnfermedad arterial periféricaensayo controlado aleatorioRivaroxabán y sus derivados

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Área de la Ciencia:

  • Medicina cardiovascular
  • Farmacología
  • Ensayos clínicos

Sus antecedentes:

  • Los pacientes con enfermedad coronaria crónica (ECC) o enfermedad arterial periférica (EAP) y antecedentes de insuficiencia cardíaca (IF) se enfrentan a riesgos elevados de eventos cardiovasculares adversos mayores (EACM).
  • Investigar la eficacia y seguridad del rivaroxaban, con o sin aspirina, en esta población de alto riesgo es crucial para optimizar las estrategias de tratamiento.

Objetivo del estudio:

  • Evaluar el impacto de rivaroxaban, en combinación con aspirina o en monoterapia, en la EMAC y el sangrado mayor en pacientes con EAC o EAP y antecedentes de IR.
  • Para comparar los efectos del tratamiento en función de la presencia y gravedad de la insuficiencia cardíaca (fracción de eyección < 40% frente a ≥ 40%).

Principales métodos:

  • El estudio analizó los datos del ensayo COMPASS, que asignó al azar a 27.395 participantes a rivaroxaban más aspirina, rivaroxaban solo o aspirina sola.
  • Se realizaron análisis de subgrupos en pacientes con y sin antecedentes de HF, estratificados por fracción de eyección (FE) < 40% o ≥ 40% al inicio.
  • Los resultados primarios incluyeron MACE (muerte cardiovascular, accidente cerebrovascular, infarto de miocardio) y hemorragia mayor.

Principales resultados:

  • Rivaroxaban más aspirina demostró una reducción del riesgo relativo similar en MACE en comparación con aspirina sola en pacientes con HF (HR 0, 68) y sin HF (HR 0, 79), pero una mayor reducción del riesgo absoluto en aquellos con HF (2, 4% frente a 1, 0%).
  • Los efectos del tratamiento sobre el MACE no fueron significativamente diferentes entre los pacientes con EF < 40% (HR 0, 88) y ≥ 40% (HR 0, 81).
  • El riesgo de hemorragia mayor no fue significativamente diferente entre los pacientes con y sin HF, aunque la proporción de riesgo fue mayor en los pacientes sin HF (HR 1,79).

Conclusiones:

  • La terapia combinada con rivaroxaban y aspirina proporciona mayores beneficios absolutos para reducir la MACE en pacientes con EAC o EAP y antecedentes de IR leve a moderada en comparación con aquellos sin IR.
  • Los hallazgos apoyan el uso de estrategias basadas en rivaroxaban en pacientes cardiovasculares de alto riesgo con antecedentes de insuficiencia cardíaca, considerando tanto la eficacia como el riesgo de hemorragia.