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Post-atherectomy coronary artery aneurysm
A J Cohen1, A Banks, P Cambier
1Department of Surgery, Walter Reed Army Medical Center, Washington, DC 20307-5001.
Insights
A 52-year-old man developed an aneurysm in the left anterior descending coronary artery after atherectomy. Bypass surgery was performed, and follow-up showed the aneurysm had shrunk, with the patient recovering well.
Area of Science:
- Cardiovascular Medicine
- Interventional Cardiology
- Vascular Surgery
Background:
- Directional atherectomy is a common procedure for coronary artery disease.
- Complications, though rare, can occur and require careful management.
- Aneurysm formation post-procedure is a recognized but infrequent complication.
Observation:
- A 52-year-old male patient developed unstable angina four months after directional atherectomy of the left anterior descending coronary artery.
- Coronary angiography revealed a significant aneurysm in the left anterior descending coronary artery.
- The patient subsequently underwent coronary artery bypass grafting.
Findings:
- An attempted exclusion of the aneurysm during bypass surgery led to hemodynamic compromise and was abandoned.
- Post-operative angiography at two months demonstrated a reduction in aneurysm size.
- The patient remained hemodynamically stable and symptom-free at six months follow-up.
Implications:
- This case highlights a rare complication of directional atherectomy, emphasizing the need for vigilant monitoring.
- Management of post-atherectomy coronary aneurysms can be complex, with bypass grafting being a viable option.
- Conservative management or observation may lead to aneurysm regression, as suggested by this case.
Abstract:
A 52-year-old man underwent an uneventful directional atherectomy of the left anterior descending coronary artery. Four months after the procedure unstable angina developed and on angiogram an aneurysm of the left anterior descending coronary artery was noted. The patient underwent bypass of the left anterior descending coronary artery. An attempt to exclude the aneurysm resulted in hemodynamic compromise and was discontinued. Follow-up angiogram 2 months after operation showed the aneurysm to be smaller. The patient is doing well 6 months after operation.