Eric Dane, an actor best known for playing Dr. Mark Sloan, aka "McSteamy," on "Grey's Anatomy," discussed his health challenges after being 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.”

Eric Dane of Grey's Anatomy and Euphoria fame recently revealed a surprising silver lining to his recent ALS diagnosis. The actor spoke with Diane Sawyer in a Good Morning America interview that aired Monday.