House — M.d.

“He needed to feel like a murderer to understand how close he came. Guilt’s a better teacher than gratitude. Besides — he lied. He knew those supplements were sketchy. He just didn’t want to know.”

They run a heavy metal screen. Negative. Then House orders a hair analysis — against hospital policy, expensive, and “probably useless,” as Foreman points out. Hair shows thallium. Not acute — chronic, low-dose. House M.D.

“You could have told the husband it wasn’t his fault sooner. Saved him six hours of thinking he was a murderer.” “He needed to feel like a murderer to

The patient, Claire, is a marathon runner, vegan, non-smoker, no medications. Textbook healthy. But her labs show liver enzymes three times normal, intermittent vision loss, and a heart that occasionally forgets to beat. He knew those supplements were sketchy