Mr. Wheelchair: "My legs are completely paralyzed! I can't walk!"
Dr. Grumpy: "How long has this been going on?"
Mr. Wheelchair: "2 months, and no one can find a cause for it."
Dr. Grumpy: "Do you..."
(patient's cell phone rings, and he looks at it)
Mr. Wheelchair: "Hang on, doc, I have to take this. Let me step out."
(Gets out of wheelchair, walks out to lobby, mumbles into phone for a minute, hangs up, comes back and sits in wheelchair)
Mr. Wheelchair: "Anyway, they tell me there's nothing wrong with me, and that my tests are normal. It's very frustrating, because I can't move my legs at all, and..."