As the name suggests, in pigmented paravenous chorioretinal atrophy (PPCRA), patches of chorioretinal atrophy and pigment clumping are distributed along the veins (Figs. 22.1 and 22.2). In most cases, the retinal vessels, macula, and optic discs are normal, and the disease is usually nonprogressive.
1.Jonas Children’s Vision Care, Bernard & Shirlee Brown Glaucoma Laboratory, Columbia Stem Cell Initiative-Departments of Ophthalmology, Biomedical Engineering, Pathology & Cell Biology, Institute of Human Nutrition, Vagelos College of Physicians and Surgeons, Columbia UniversityNew YorkUSA
2.Department of Ophthalmology, Columbia UniversityEdward S. Harkness Eye Institute, NewYork-Presbyterian HospitalNew YorkUSA