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Fogarty Maneuver to Restore Coronary Flow in ST-Segment Elevation Myocardial Infarction: Desperate Times Call for
Mark J Larralde1, Ashwad Afzal, Sorin J Brener
11Department of Internal Medicine, New York Methodist Hospital, Brooklyn, NY; and 2Division of Cardiology, Department of Medicine, New York Methodist Hospital, Brooklyn, NY.
Insights
Nonatherosclerotic embolism causing ST-elevation myocardial infarction (STEMI) is rare, especially in patients with mechanical heart valves. A Fogarty maneuver successfully removed a coronary thrombus when other methods failed, restoring blood flow.
Area of Science:
- Cardiology
- Interventional Cardiology
- Cardiac Surgery
Background:
- Nonatherosclerotic embolism is an uncommon cause of ST-elevation myocardial infarction (STEMI), accounting for 4%-7% of cases.
- Prosthetic valve dysfunction and inadequate anticoagulation are significant risk factors for embolic events in the coronary arteries.
Observation:
- A 56-year-old woman with rheumatic heart disease and three mechanical valves presented with acute anterior STEMI and heart failure.
- Coronary angiography revealed a left anterior descending artery occlusion with a meniscus sign, suggestive of embolic origin.
- Initial attempts at thrombus aspiration and balloon angioplasty were unsuccessful in restoring coronary blood flow.
Findings:
- A Fogarty maneuver successfully extracted the coronary thrombus, achieving Thrombolysis in Myocardial Infarction flow grade 3.
- The procedure resulted in near-normal myocardial blush and rapid resolution of heart failure symptoms.
Implications:
- The Fogarty maneuver is a viable and effective treatment option for coronary artery embolism in patients with mechanical heart valves when standard therapies fail.
- This case highlights the importance of considering nonatherosclerotic embolism in STEMI patients with prosthetic valves and suboptimal anticoagulation.
- Successful management can lead to rapid clinical improvement and favorable cardiac outcomes.
Abstract:
Nonatherosclerotic embolism is a rare cause (4%-7%) of coronary occlusion in ST-segment elevation myocardial infarction (STEMI) patients, approximately half of which occur in inadequately anticoagulated patients with prosthetic valves. We report a rare case of a patient with severe rheumatic heart disease and 3 mechanical valves presenting with STEMI that was successfully managed by Fogarty maneuver thrombus extraction after failed thrombus aspiration and balloon angioplasty. A 56-year-old woman presented with an acute anterior STEMI and Killip class III heart failure. She had severe rheumatic heart disease with mechanical tricuspid, mitral and aortic valve prostheses, and atrial fibrillation on warfarin anticoagulation. The international normalized ratio on admission was 1.1. Emergency coronary angiography revealed normal right and circumflex coronary arteries and a total occlusion in the mid left anterior descending artery with a meniscus appearance. Multiple attempts at thrombus aspiration and balloon angioplasty failed to restore flow in the left anterior descending artery. Ultimately, a Fogarty maneuver using a compliant balloon inflated at a low pressure was performed successfully, removing the thrombus into the guiding catheter. There was Thrombolysis in Myocardial Infarction flow grade 3 and near-normal myocardial blush at the end of the procedure. Signs and symptoms of heart failure resolved quickly.
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