To the Editor.
—I read with great interest the article by Drs Karr and Scott1 in the May issue of the Archives. They very accurately stressed the potential visual rehabilitation in a distinct subset of patients with persistent hyperplastic primary vitreous (PHPV). This group of patients consists of those with primarily anterior PHPV. The authors stressed the importance of early surgery followed by appropriate optical correction and aggressive occlusive therapy.In our series of 35 patients treated surgically between 1967 and 1981, of which the authors were unaware, we also found that treated PHPV could produce good vision.2 We obtained measures of corrected visual acuity from 23 of the 35 patients. Five (14%) of these patients had visual acuity better than 20/200. Two patients achieved 20/100, one had 20/80, one had 20/70, and one had 20/50. Interestingly, of these five eyes, a late retinal detachment developed in