By Abigail Fahim, MD, PhD, as told to Hallie Levine
I spend my days seeing patients with inherited retinal diseases (IRDs). These are conditions where there’s dysfunction in the cells of the retina, a layer of tissue in the back of your eye that sends light signals to your brain. These are caused by gene mutations, which means there’s at least one gene that isn’t working as it should. But while IRDs can affect people of any age, gender, or race, they have one devastating thing in common: They can lead to severe vision loss, and possibly even blindness. Here’s what’s…