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[Current complications of heart catheterization. Analysis of 100 cases]
G L Nunes1, E L Nicolela Júnior, G M Sousa
1Instituto Dante Pazzanese de Cardiologia, São Paulo.
Insights
New cardiac catheterization techniques demonstrate a low complication rate, even with increased interventional procedures and sicker patients. These advancements ensure patient safety during diagnostic and therapeutic interventions.
Area of Science:
- Cardiology
- Interventional Cardiology
- Medical Procedures
Context:
- Cardiac catheterization is a common procedure for diagnosing and treating heart conditions.
- The study period was August-December 1989, involving 1000 patients.
- Patient outcomes were tracked until hospital discharge.
Purpose:
- To evaluate the impact of novel cardiac catheterization techniques on procedure-related complications.
- To assess the safety profile of modern cardiac catheterization methods.
Summary:
- A total of 1000 patients underwent cardiac catheterization (739 diagnostic, 201 therapeutic).
- 77.7% experienced no complications; mild, moderate, and severe complication rates were 11.2%, 7.3%, and 3.8%, respectively.
- Severe complications included vascular issues (0.5%), cardiac perforation (0.1%), arrhythmias (1.4%), myocardial infarction (0.4%), pulmonary edema (0.3%), and fatal events (0.5%).
Impact:
- Cardiac catheterization procedures are safe, with a low incidence of complications.
- The findings support the safety of interventional techniques despite increased use and patient acuity.
- These results are crucial for understanding the risk-benefit ratio in cardiac interventions.
Purpose:
To analyse the impact of the new cardiac catheterization techniques on the complication profile of these procedures.
Patients And Methods:
One thousand consecutive patients who underwent cardiac catheterization from August through December, 1989 (739 diagnostic and 201 therapeutic procedures), who were followed up until hospital discharge. Complications were classified accordingly to their type and severity, and were related to the procedure employed and to the left ventricular ejection fraction.
Results:
There were no complications in 77.7% of the population studied. In the remaining 236 patients the incidence of mild, moderate and severe complications were, respectively: 11.2%, 7.3% and 3.8%. Severe vascular complications occurred in 0.5%, cardiac perforation requiring emergency surgical repair in 0.1%, severe arrhythmias in 1.4%, acute myocardial infarction in 0.4%, acute pulmonary edema in 0.3% and fatal events in 0.5% patients.
Conclusion:
Despite the increasing application of interventional techniques and the greater number of acutely ill patients referred to cardiac catheterization, these procedures have proved to be safe with a low complication rate.