Related Experiment Videos
[Acute occlusions of the aorta]
J P Favre1, J L Gay, J P Gournier
1Service de chirurgie vasculaire, CHU Hôpital Nord, Saint-Etienne.
Journal De Chirurgie
|January 1, 1995
Summary
Acute aortic occlusion is a serious vascular emergency. Rapid diagnosis and revascularization, alongside metabolic control and heparin allergy screening, can improve patient survival rates.
Area of Science:
- Vascular Surgery
- Cardiovascular Medicine
- Emergency Medicine
Background:
- Acute aortic occlusion presents a significant vascular emergency with high mortality rates exceeding 30% post-revascularization.
- The severity is linked to extensive ischemic damage and critical hemodynamic disturbances.
- A 12-year study analyzed 34 patients undergoing surgery for this condition.
Purpose of the Study:
- To evaluate surgical outcomes for acute aortic occlusion.
- To identify factors influencing patient prognosis and survival.
- To propose strategies for improving treatment efficacy.
Main Methods:
- Retrospective analysis of 34 patients undergoing surgery for acute aortic occlusion over 12 years.
- Categorization of ischemia (acute bilateral, unilateral, sub-acute) and etiology (cardiac embolus, aortic disease, hypercoagulability including heparin allergy).
- Surgical revascularization techniques included bifemoral embolectomy, aortobifemoral bypass, and extra-anatomic bypass.
Main Results:
- The mean delay from ischemia onset to revascularization was 9 hours.
- Post-operative mortality was 18% (6 patients), with delays >12 hours in most fatalities.
- Complications occurred in 53% of patients; 3-year survival rate was 30%.
Conclusions:
- Improving prognosis hinges on reducing ischemia duration through rapid diagnosis and emergency revascularization.
- Better management of metabolic disorders is crucial for patient outcomes.
- Screening for heparin allergy prior to potential thrombotic events may prevent adverse reactions.