Retinal Hemangioblastoma, also known as capillary hemangioma of retina, is related to hemangioblastoma and erythrocytosis, familial, 2. An important gene associated with Retinal Hemangioblastoma is VHL (Von Hippel-Lindau Tumor Suppressor), and among its related pathways/superpathways are Class I MHC mediated antigen processing and presentation and Cellular responses to stimuli. The drugs Vatalanib and Protein Kinase Inhibitors have been mentioned in the context of this disorder. Affiliated tissues include retina and spinal cord, and related phenotypes are Increased sensitivity to paclitaxel and embryo