Season 4, Episode 20: "The Junior Mint"

There's the guy who saved my life.

You know, I don't want to totally discount...

...the emotional element in your recovery...

...but I think there were other factors at play here.

-What do you mean? -I have no medical evidence...

...to back me up, but something happened during the operation...

...that staved off that infection.

Something beyond science.