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[Percutaneous coronary angioplasty in chronic coronary disease with single and multiple obstructed vessels (analysis
P Romaniuk1, C Kothe, W Schöpke
1Institut für kardiovaskuläre Diagnostik, Bereich Medizin (Charité) der Humboldt-Universität zu Berlin.
Insights
Variant 3 of percutaneous transluminal coronary angioplasty (PTCA) is an effective routine method for ischemic heart disease, achieving 86% primary effectiveness. However, it requires longer procedure times for multiple vessel PTCA, limiting its use to specific patient groups.
Area of Science:
- Cardiology
- Interventional Cardiology
Context:
- Analysis of 315 percutaneous transluminal coronary angioplasties (PTCA) performed between 1978-1988.
- Evaluation of 261 patients diagnosed with ischemic heart disease.
- Comparison of three distinct PTCA procedural variants.
Purpose:
- To assess the primary effectiveness, failure rates, complications, material costs, and procedural/fluoroscopy duration of different PTCA variants.
- To identify an applicable routine method for PTCA in ischemic heart disease patients.
Summary:
- Variant 3, incorporating soft-tip-applicators, a flat profile balloon catheter, Kaltenbach long-wire technique, streptokinase instrument rinsing, and permanent instrument infusion, emerged as the most applicable routine method.
- This variant demonstrated a primary effectiveness of 86%.
- For multi-vessel PTCA, Variant 3 led to significantly prolonged investigation and fluoroscopy times, suggesting its suitability for selected patient cohorts.
Impact:
- Identifies an optimal PTCA technique for routine application in ischemic heart disease.
- Highlights the trade-offs between effectiveness and procedural duration for multi-vessel interventions.
- Provides data to guide the selection of PTCA strategies based on patient complexity and resource utilization.
Abstract:
315 percutaneous transluminal coronary angioplasties performed during 1978-1988 in 261 patients with ischemic heart disease were analyzed for three different variants according to primary effectiveness, failure rate the most frequent complications and costs of materials as well as duration of intervention and fluoroscopy. Only variant 3 of the proceeding (soft-tip-applicators, flat profile balloon catheter, Kaltenbach long-wire technique, streptokinase rinsing of instruments, permanent infusion of instruments during the procedure) is an applicable routine method. It has a primary effectiveness of 86%. For multiple vessel PTCA this variant however resulted in significantly prolonged investigation and fluoroscopy intervals, so it is advisable only for selected groups of patients.