Fig. 13 (A) Ten-year-old boy with facial nevus flammeus in the distribution of the 2nd division of the right trigeminal nerve and increased intraocular pressure in the right eye. (B) A diffuse choroidal hemangioma of the macula was present along with an overlying serous detachment of the retina and cupping of the right optic disc. (C) Normal left fundus. (Photos courtesy of Carol L. Shields, MD, Philadelphia, PA)