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Percutaneous transluminal coronary angioplasty (PTCA) in Jamaica. Preliminary results
C E Denbow1, E E Chung, W Foster
1Department of Medicine, University of the West Indies, Jamaica.
Insights
Percutaneous transluminal coronary angioplasty (PTCA) successfully opened blocked arteries in five Caribbean patients. This procedure significantly improved exercise capacity, demonstrating its feasibility in resource-limited settings for coronary artery disease.
Area of Science:
- Cardiology
- Interventional Cardiology
- Vascular Medicine
Background:
- Coronary artery disease (CAD) is a leading cause of morbidity and mortality globally.
- Revascularization procedures aim to restore blood flow to the myocardium in patients with symptomatic CAD.
- Percutaneous transluminal coronary angioplasty (PTCA) is a minimally invasive option for CAD treatment.
Observation:
- This study reports the first detailed experience with PTCA in the Anglophone Caribbean.
- Five patients with symptomatic CAD underwent PTCA.
- The procedure was technically successful in all patients, achieving complete dilatation of occluded coronary vessels.
Findings:
- PTCA resulted in complete revascularization of the target coronary arteries.
- A significant improvement in exercise duration was observed in four patients post-procedure (p < 0.001).
- Mean improvement in exercise duration was 2.5 to 4.1 minutes on the Bruce protocol.
Implications:
- PTCA is a viable and effective treatment option for selected patients with symptomatic CAD in developing countries with limited resources.
- The findings support the expansion of interventional cardiology services in resource-constrained regions.
- Successful PTCA implementation can improve patient outcomes and quality of life for individuals with coronary artery disease in underserved areas.
Abstract:
This is the first detailed report from the Anglophone Caribbean of percutaneous transluminal coronary angioplasty (PTCA). The procedure resulted in complete dilatation of the occluded vessels in the five patients in whom it was undertaken, with significant improvement in exercise duration in the Bruce protocol (p < 0.001; 95% CI 2.5 to 4.1 minutes) in the four patients who were studied. PTCA can be undertaken in developing countries with limited resources, and should be offered to selected patients with symptomatic coronary artery disease who need a revascularisation procedure.