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Total situs inversus associated with the oculo-auriculo-vertebral spectrum
J A Maat-Kievit1, M Baraitser, R M Winter
1Mothercare Unit of Clinical Genetics, Institute of Child Health, London, UK.
Clinical Dysmorphology
|January 1, 1994
Summary
This study reports a rare case linking oculo-auriculo-vertebral spectrum with situs inversus. This association may represent a broader mesodermal malformation spectrum due to early embryonic development abnormalities.
Area of Science:
- Developmental biology
- Clinical genetics
- Medical case reports
Background:
- The oculo-auriculo-vertebral spectrum (OAVS) encompasses a range of congenital anomalies affecting the head and neck.
- Situs inversus is a condition where major visceral organs are reversed from their normal positions.
Observation:
- A patient presenting with concurrent OAVS and situs inversus is described.
- Existing literature on OAVS and associated conditions was reviewed.
Findings:
- The co-occurrence of OAVS and situs inversus is rare.
- Both conditions, along with other OAVS-associated anomalies, may stem from disruptions in early mesoderm development or primitive streak formation.
Implications:
- This case expands the understanding of the phenotypic variability within mesodermal malformation syndromes.
- Suggests a potential common etiology for seemingly disparate congenital anomalies.
- Highlights the importance of considering broader developmental pathways in complex congenital presentations.