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Aortic intramural hematoma with rupture and concomitant acute myocardial infarction: diagnostic and therapeutic
Mamatha Punjee Raja Rao1, Prashanth Panduranga, Mohammed Al-Mukhaini
1Department of Emergency Medicine, Royal Hospital, Muscat, Sultanate of Oman. mamatha_722002@yahoo.com
Insights
A chronic aortic intramural hematoma can acutely rupture, causing periaortic bleeding and myocardial infarction. Prompt intervention is crucial for survival in these rare cases.
Area of Science:
- Cardiovascular Medicine
- Vascular Surgery
- Thoracic Surgery
Background:
- Aortic intramural hematoma (IMH) is a contained hematoma within the aortic wall, distinct from aortic dissection.
- IMH lacks the intimal flap characteristic of aortic dissection, indicating different underlying pathology.
Observation:
- A case of chronic descending thoracic aortic intramural hematoma is presented.
- The patient experienced acute rupture with periaortic hematoma and concurrent ST-elevation myocardial infarction.
Findings:
- The patient's condition was catastrophic without timely intervention.
- This case highlights the potential for acute, life-threatening complications from chronic aortic intramural hematoma.
Implications:
- Early recognition and management of aortic intramural hematoma are critical.
- This case underscores the diagnostic and therapeutic challenges posed by complicated aortic intramural hematoma.
Abstract:
Aortic intramural hematoma is a contained aortic wall hematoma without a demonstrable intimal flap. It is similar to aortic dissection, but the pathology and pathophysiology are different. We report a patient with a chronic descending thoracic aortic intramural hematoma presenting with acute rupture and periaortic hematoma along with concomitant acute ST-elevation myocardial infarction that proved to be catastrophic without intervention. We discuss the diagnostic and therapeutic dilemma.
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