von Hippel Lindau – VHL is an autosomal dominant genetic condition (mutation of the 3p25.3 chromsome’s von Hipple-Lindau suppressor gene) associated within central nervous system, the retina of hte eye and the kidneys. It is rare with a prevalence fo 1 in 35,000 to 50,000 individuals. There are other associated pathologies including renal angioma, renal cell carcinoma (clear cell variety) and pheochromocytoma.