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Abdominal aortic aneurysm in homocystinuria
Acta Chirurgica Scandinavica
|January 1, 1978
Summary
Abdominal aortic aneurysms can complicate homocystinuria, presenting similarly to atherosclerotic types. Early diagnosis via urine testing and pyridoxine treatment are crucial for managing this rare condition.
Area of Science:
- Vascular Surgery
- Medical Genetics
- Metabolic Disorders
Background:
- Homocystinuria is a rare inherited metabolic disorder.
- Abdominal aortic aneurysms (AAAs) are typically associated with atherosclerosis.
- The association between homocystinuria and AAA is not well-documented.
Observation:
- Presents the first reported case of abdominal aortic aneurysm complicating homocystinuria.
- Clinical and microscopic findings of the AAA were identical to atherosclerotic aneurysms.
- Homocystinuria can mimic Marfan's syndrome but is distinguishable by urine testing.
Findings:
- Homocystinuria is a potential, albeit rare, cause of AAA.
- The cyanide-nitroprusside test can differentiate homocystinuria from Marfan's syndrome.
- Despite increased thrombosis risk in homocystinuria, surgical intervention for complications is viable.
Implications:
- Highlights the importance of considering homocystinuria in AAA cases, especially in younger patients.
- Recommends pyridoxine treatment for homocystinuria to potentially mitigate vascular complications.
- Suggests that surgical management of AAAs in homocystinuria patients can be undertaken successfully.