Condition	Characteristics
Ataxia-telangiectasia	Telangiectasia of skin and conjunctiva, cerebellar ataxia
Sturge-Weber syndrome	Congenital facial angioma, glaucoma, choroidal hemangioma, leptomeningeal hemangioma
Tuberous sclerosis	Astrocytic retinal hamartoma, facial angiofibroma, infantile spasms
von Hippel-Lindau disease	Retinal capillary hemangioma, associated with cerebellar vascular tumors, renal cell carcinoma, and pheochromocytoma
Wyburn-Mason's syndrome	Retinal arteriovenous communications, associated with intracranial arteriovenous malformations