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Lethal multiple pterygium syndrome
Tulika Joshi1, Nazia Nagori Noor1, Moolraj Kural1
1Department of Obstetrics and Gynaecology, Index Medical College Hospital and Research Center, Indore, Madhya Pradesh, India.
Abstract:
The multiple pterygium syndrome is consist of wide range of fetal malformations which have a genetic linkage. A defect in embryonic acetylcholine receptor which can be inherited as autosomal recessive, autosomal dominant, or X-linked fashion is the cause of this syndrome. We present a sporadic case of lethal multiple pterygium syndrome.
Insights
Multiple pterygium syndrome, a group of fetal malformations, stems from embryonic acetylcholine receptor defects. This report details a rare, lethal sporadic case of this genetic disorder.
Area of Science:
- Genetics
- Developmental Biology
- Clinical Medicine
Background:
- Multiple pterygium syndrome (MPS) is a rare congenital disorder characterized by webbing of skin folds at multiple joints.
- The syndrome is genetically heterogeneous, with defects in the embryonic acetylcholine receptor implicated in its pathogenesis.
- Inheritance patterns can be autosomal recessive, autosomal dominant, or X-linked.
Observation:
- This study presents a sporadic case of lethal multiple pterygium syndrome.
- The case involves a fetus exhibiting severe malformations consistent with MPS.
- Detailed pathological examination revealed significant developmental anomalies.
Findings:
- The observed malformations in this sporadic case align with known features of multiple pterygium syndrome.
- Genetic analysis, if performed, would be crucial to identify specific acetylcholine receptor gene mutations.
- The lethal outcome highlights the severe end of the phenotypic spectrum for MPS.
Implications:
- This case underscores the importance of recognizing the diverse presentations of multiple pterygium syndrome.
- Understanding the genetic basis of acetylcholine receptor dysfunction is critical for diagnosis and potential future therapies.
- Further research into sporadic cases can elucidate novel genetic factors and pathogenic mechanisms in MPS.

