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A rare ectodermal dysplasia syndrome to date described in 8 cases. The syndrome has characteristics of early-onset migratory ichthyosiform dermatosis, bilateral ocular coloboma, conductive hearing loss, seizures, intellectual disability and characteristic facial features. Ears are low-set with thick over-folded helices. Teeth are widely spaced and square in shape. Less constant findings are cleft palate or a less severe equivalent, cardiac defects, pectus excavatum and supernumerary nipples. Caused by mutations in the glycosylphosphatidylinositol gene PIGL located to 17p12-p11.2. Transmission is autosomal recessive.
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