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Livedo reticularis and massive thoracoabdominal aneurysm
1St John's Institute of Dermatology, St Thomas' Hospital, London, UK.
Clinical and Experimental Dermatology
|July 1, 1994
Summary
Cholesterol crystal embolization from aortic aneurysms can cause skin conditions like livedo reticularis. Early diagnosis via abdominal ultrasound is crucial for this treatable condition.
Area of Science:
- Vascular Medicine
- Dermatology
- Cardiology
Background:
- Cholesterol crystal embolization (CCE) is a rare complication of atheromatous aortic aneurysms.
- It can lead to significant morbidity if not diagnosed and treated promptly.
- Atheromatous aortic aneurysms are a known source of embolic material.
Observation:
- A 55-year-old male presented with sudden onset of painful livedo reticularis affecting the buttocks and lower limbs.
- The condition was found to be secondary to a massive thoracoabdominal aortic aneurysm.
- The aneurysm was incidentally discovered during a liver ultrasound.
Findings:
- The clinical presentation strongly suggested CCE of the skin.
- Diagnosis requires a high index of clinical suspicion.
- Abdominal ultrasound identified the underlying aortic aneurysm.
Implications:
- This case highlights the importance of considering CCE in patients with unexplained livedo reticularis.
- Abdominal ultrasound should be integrated into the routine diagnostic workup for lower limb livedo reticularis.
- Prompt diagnosis and management of the underlying aortic aneurysm can lead to a treatable outcome.