Congenital narrow-angle glaucoma and iris nevi in a neonate with epidermal nevus syndrome.

Epidermal nevus syndrome (ENS) is a neurocutaneous disorder characterized by epidermal hamartomas and abnormalities of the brain, eye, and other systems. We report the occurrence of congenital angle closure glaucoma in a patient with epidermal nevus syndrome. Intraoperative use of ultrasound biomicroscopy was essential in making the diagnosis.