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Mycotic aneurysm of the superior mesenteric artery
Abstract:
The superior mesenteric artery is a frequent site of mycotic aneurysm formation. With the increasing popularity of parenteral drug abuse the incidence of superior mesenteric aneurysms is likely to increase. It should be suspected in any patient who has a history of bacterial endocarditis, sepsis, and abdominal pain. Abdominal CT scanning and visceral angiography are most useful in establishing the diagnosis, and surgical therapy should ensue with minimal delay. The various intraoperative methods of eradicating this lesion are described, with a review of the literature and report of successful management of one such case.
Insights
Mycotic aneurysms frequently affect the superior mesenteric artery, with parenteral drug abuse increasing their incidence. Suspect this condition in patients with endocarditis, sepsis, and abdominal pain, requiring prompt diagnosis and surgical intervention.
Area of Science:
- Vascular Surgery
- Infectious Diseases
- Radiology
Background:
- Mycotic aneurysms, infections of the arterial wall, commonly occur in the superior mesenteric artery (SMA).
- Parenteral drug abuse is a rising risk factor for SMA mycotic aneurysms.
Observation:
- The condition should be suspected in patients presenting with a history of bacterial endocarditis, sepsis, and abdominal pain.
- Clinical suspicion is key for early diagnosis.
Findings:
- Abdominal CT scanning and visceral angiography are crucial diagnostic tools for SMA mycotic aneurysms.
- Prompt surgical management is indicated upon diagnosis.
Implications:
- Early diagnosis and surgical intervention are vital for successful management of SMA mycotic aneurysms.
- Understanding risk factors like parenteral drug abuse can improve patient outcomes.