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.
The ellipsoid zone (EZ) mean projection en face image (top) and the corresponding manual grading (bottom) of preserved EZ area in four choroideremia eyes. In the graded images, white color represents the preserved EZ region selected. The grader was instructed to overlook the outer retinal tubulations. Scale bar represents 1 mm.
