Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Autofluorescence (a) and color fundus (b) photographs of older adult with PRPH2-associated maculopathy. Ocular history reveals a slowly progressive condition, with relative sparing of the fovea, and reduced full-field electroretinography responses.
