In House M.D. Season 3, Episode 22, titled "Resignation," the team treats a young karate student who is suffering from a mysterious, self-inflicted condition stemming from an attempted suicide by drain cleaner ingestion. Alongside this medical case, the episode focuses on Dr. Foreman’s decision to resign, fearing he is becoming too similar to House in his detached approach to patients. Detailed episode information and recaps are available at House Wiki and IMDb . "House" Resignation (TV Episode 2007) - IMDb