Prominent glabella-microcephaly-hypogenitalism syndrome

Prominent glabella-microcephaly-hypogenitalism syndrome (also known as Juberg-Hayward syndrome or orocraniodigital syndrome) is an extremely rare congenital malformation syndrome characterized by a distinctive combination of craniofacial, genital, and digital anomalies. The condition was first described by Juberg and Hayward in 1969. Key clinical features include microcephaly (abnormally small head), a prominent glabella (the area between the eyebrows), cleft lip and/or cleft palate, hypogenitalism (underdevelopment of the genitalia), and hand anomalies including hypoplastic or absent thumbs and short fingers. Additional features may include growth retardation, intellectual disability of variable severity, and renal anomalies. The craniofacial features are typically apparent at birth and include a flat nasal bridge with the characteristically prominent glabella giving a distinctive facial appearance. The digital anomalies primarily affect the thumbs, which may be small, abnormally placed, or absent. Males may present with micropenis, cryptorchidism, or hypospadias, while females may show hypoplastic labia. There is no specific curative treatment for this syndrome. Management is supportive and symptomatic, involving surgical correction of cleft lip/palate, reconstructive hand surgery when indicated, hormonal evaluation and management for hypogonadism, and developmental support services for children with intellectual disability. A multidisciplinary approach involving geneticists, plastic surgeons, orthopedic specialists, endocrinologists, and developmental pediatricians is recommended.

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