Skip navigation

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.

Results 1 - 3 of 3 for achromatopsia
  1. Achromatopsia is a condition characterized by a partial or total absence of color vision. People with complete achromatopsia cannot perceive any colors; they see only ...
  2. ... that affect the perception of color. Red-green color vision defects are the most common form of color vision ... shades of red, yellow, and green. Blue-yellow color vision defects (also called tritan defects), which are rarer, cause ...
  3. ... with farsightedness as a characteristic feature include microphthalmia, achromatopsia, aniridia, Leber congenital amaurosis, X-linked juvenile retinoschisis, ...