| Phenotype details |
Clinical features included bilateral retinal colobomas, subaortic stenosis, and hydronephrosis. Facial dysmorphic features were frontal bossing, a broad nasal root, a flat midface with an elongated philtrum, and slightly lowset, posteriorly angulated ears. He showed delayed psychomotor skills including speech and had conductive hearing loss and a seizure disorder. At 10 years, his skin showed mild erythema, with lamellated, ichthyosiform changes. |