Transplant coronary artery disease
Raymond J Zimmer1, Michael S Lee
1Division of Cardiology, David Geffen School of Medicine at the University of California, Los Angeles, Los Angeles, California 90095-171715, USA.
JACC. Cardiovascular Interventions
|April 20, 2010
Summary
Transplant coronary artery disease (TCAD) is a major complication after heart transplants, often driven by immune responses. New research highlights the need for clinical trials to find the best treatments beyond current options like stenting and repeat transplants.
Area of Science:
- Cardiology
- Immunology
- Transplantation Science
Background:
- Transplant coronary artery disease (TCAD) is a primary cause of death and illness following heart transplantation.
- It's an immune-mediated condition involving inflammation and cell proliferation, leading to coronary obstruction.
Purpose of the Study:
- To review the current understanding of TCAD, including its causes, diagnosis, and management.
- To identify gaps in knowledge and suggest future research directions for optimal TCAD therapy.
Main Methods:
- Review of existing literature on transplant coronary artery disease.
- Analysis of diagnostic standards, including coronary angiography.
- Evaluation of current and emerging treatment strategies.
Main Results:
- Coronary angiography is the gold standard for TCAD diagnosis.
- Percutaneous coronary intervention shows high success but suffers from in-stent restenosis; drug-eluting stents offer improvement.
- Repeat transplantation is the only definitive cure.
Conclusions:
- TCAD poses a significant challenge in heart transplantation.
- Further prospective randomized trials are essential to compare pharmacotherapies and revascularization strategies for TCAD.
- Identifying optimal treatment pathways is crucial for improving long-term outcomes in transplant recipients.
Related Concept Videos
01:28Kidney Transplant I: Introduction
A kidney transplant is a surgical approach that involves replacing a non-functioning kidney with a healthy one from a donor. This procedure is often a treatment option for end-stage renal disease (ESRD) patients. The method requires careful recipient selection, including evaluating various medical and psychosocial factors. These criteria vary between transplant centers but generally include assessments of the patient's overall health, adherence to medical recommendations, and lifestyle...
01:27Coronary Artery Disease V: Interprofessional Care
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...
01:26Coronary Artery Disease II: Pathophysiology
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...
01:30Coronary Artery Disease I: Introduction
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...