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Persistent sciatic artery in association with varicosities and limb length discrepancy: an unrecognized entity?
D I Madson1, D K Wilkerson, R G Ciocca
1UMDNJ-Robert Wood Johnson Medical School, New Brunswick 08903, USA.
The American Surgeon
|May 1, 1995
Summary
Persistent sciatic artery, a rare vascular anomaly, can present with limb length discrepancies and severe varicosities. This case highlights a potential association between these findings, possibly linked to embryologic development.
Area of Science:
- Vascular Surgery
- Embryology
- Pediatric Cardiology
Background:
- The persistence of the sciatic artery is a rare congenital anomaly with a reported incidence of 0.06%.
- It is occasionally associated with other congenital anomalies, though specific patterns are not well-defined.
Observation:
- A 14-year-old boy presented with significant lower extremity varicosities and a noticeable limb length discrepancy.
- Diagnostic work-up revealed a patent deep venous system with valvular incompetency, a complete persistent sciatic artery, and a foreshortened right leg.
Findings:
- This case represents the fourth reported instance of a patient presenting with gross varicosities, limb length discrepancy, and a persistent sciatic artery.
- The co-occurrence of venous incompetency, limb length discrepancy, and persistent sciatic artery in this patient suggests a potential syndromic association.
Implications:
- The constellation of findings in this patient, while not previously described as a distinct entity, warrants consideration for a shared embryologic origin.
- This association may be incidental or indicative of a specific developmental pathway, impacting clinical evaluation and management of young patients with severe varicosities.