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Vascular anomalies in campomelic syndrome
1Department of Pathology, La Paz Hospital, Madrid, Spain.
American Journal of Medical Genetics
|April 15, 1993
Summary
Campomelic syndrome (CS) involves abnormal blood vessel development in the lower limbs, with reduced anterior tibial artery flow. This vascular defect is linked to skeletal anomalies in CS patients.
Area of Science:
- Vascular Biology
- Developmental Biology
- Genetics
Background:
- Campomelic syndrome (CS) is a rare genetic disorder characterized by skeletal malformations, particularly in the lower limbs.
- Understanding the vascular anomalies associated with CS is crucial for comprehending its pathogenesis.
Observation:
- Postmortem lower limb angiography was performed on four patients with campomelic syndrome.
- Three patients exhibited typical CS features, while one presented with CS without significant limb bowing.
Findings:
- Patients with CS showed significant arterial abnormalities, including reduced superficial femoral and anterior tibial arteries, and enlarged profunda femoris and posterior tibial arteries.
- A striking finding was the absence or severe deficiency of the anterior tibial artery and its terminal branch, the dorsalis pedis artery.
- The patient lacking typical CS limb bowing displayed a normal arterial pattern, suggesting a link between vascular defects and skeletal anomalies.
Implications:
- The study highlights a strong association between vascular defects and lower limb malformations in campomelic syndrome.
- Aberrant arterial patterns in CS may influence or be influenced by muscle development, contributing to joint fixation.
- These findings provide insights into the developmental mechanisms underlying campomelic syndrome and its associated limb abnormalities.