‘Doc’ Sneak Peek: Felicity Huffman’s Joan Gets Major Health Update (Video)

After that email Dr. Joan Ridley (Felicity Huffman) received in the previous Doc episode, it’s no surprise she’s going to see her doctor in the Tuesday, October 14, episode, and TV Insider has an exclusive sneak peek. When her doctor tells her her platelet count has dropped significantly, she reveals she knows. “I felt the decline, so I tested my own blood a few days ago,” Joan explains. Since they’ve had this conversation before, rather than repeat is, she just wants to know, “How long do I have before I’m too exhausted to move or, if I’m really lucky, develop full-blown leukemia? One to three years,…