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Nonlethal multiple pterygium syndrome: Escobar syndrome.
Robin L Bissinger1, Frances R Koch
1College of Nursing (Dr Bissinger) and Division of Neonatology, Department of Pediatrics (Dr Koch), Medical University of South Carolina, Charleston.
Summary
Nonlethal Escobar, a rare arthrogryposis multiplex congenita, presents with webbing and contractures. This case highlights prenatal diagnosis and CHRNG gene confirmation in a neonate, emphasizing extensive postnatal care.
Area of Science:
- Medical Genetics
- Developmental Biology
- Clinical Pediatrics
Background:
- Nonlethal Escobar is a rare variant of multiple pterygium syndromes.
- It is characterized by arthrogryposis multiplex congenita, pterygia, and scoliosis.
- Diagnosis is typically prenatal via ultrasound, confirmed neonatally.
Observation:
- A case report details a 35-week-and-6-day infant diagnosed with nonlethal Escobar.
- Prenatal signs included decreased fetal movement, oligohydramnios, and arthrogryposis.
- Postnatal confirmation involved CHRNG gene sequence analysis.
Findings:
- The infant presented with arthrogryposis and bilateral hip subluxation.
- Maternal causes for the condition were excluded.
- Geneticist-suspected diagnosis was confirmed post-discharge.
Implications:
- This case underscores the importance of genetic analysis in diagnosing rare congenital disorders.
- Management requires extensive, ongoing multidisciplinary care.
- Understanding nonlethal Escobar aids in developing targeted treatment and caregiving strategies.
