I will never forget those three letters,” the actor says of being diagnosed with ALS Eric Dane opened up about the moment he first experienced symptoms before being diagnosed with ALS The actor currently has no function in his right arm and expressed concern about losing function in his left arm and his legs He said he’ll “never forget” the moment he was diagnosed with ALS,

Dane, who is known for his roles on “Grey’s Anatomy” and “Euphoria,” sat down with ABC News, saying, “I have one functioning arm ... my left side is functioning. My right side has completely stopped working.” He said that his left arm is “going.”

Euphoria's Eric Dane opened up about his ALS diagnosis, family support and emotional journey in a Good Morning America interview this June