Racemose Haemangioma (RH) is a congenital anomaly, characterized by retinal arteriovenous(AV) malformation. About 30% of patients have signs of central nervous system (CNS) involvement, which has been called the Wyburn-Mason syndrome. The authors present a 39-year-old male patient, who was admitted at the emergency room with decreased visual acuity of his left eye, for the last 6 days. Ophthalmic examination was performed and showed a visual acuity of 4/10 in his right eye and of 2/10 in the left eye. […]