Prevent Blindness Declares Second Annual Inherited Retinal Disease (IRD) Genetic Testing Week as May 16-22 Share Article National nonprofit group, Prevent Blindness, continues to educate public on importance of genetic testing, various types of retinal diseases, and support resources available. Prevent Blindness declares May 16-22, 2021, as it's second annual “Inherited Retinal Disease (IRD) Genetic Testing Week” “By encouraging the public to educate themselves about IRDs and the positive impact that genetic testing may have on their health, we hope to save sight for patients in the nea...