An official website of the United States government
Here’s how you know
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.
Eye Diseases/Specifics ... Eye Diseases ... Coloboma is a condition where some tissue is missing in a part of the eye, like the iris, pupil, lens, retina, or another ...