Visual acuities in all 335 patients with retinal capillary hemangioblastomas(RCHs) related to von Hippel-Lindau disease.
A. Distribution of visual acuities of 335 patients in their better-seeing eye (top panel) and worse-seeing eye (bottom panel). B. Distribution of visual acuities of all 670 eyes in 335 patients according to eyes without angiomatous involvement (dark bars, left, n = 141) and eyes with angiomatous involvement (white bars, right, n = 529).