1) Three Stories 1x21 the leg surgery
2) No Reason 2x24 he was shot
3) 97 Seconds 4x03 he almost suicide himself
4) You Don't Want To Know 4x08 not really admited,but he has a liver and kidney biopsy)
5) Wilson's Heart 4x16 he has a seizure during the deep bran stimulation
6)Under My Skin 5x23 he puts himself into insuline shock
7)Both Sides Now 5x24 he goes to Mayfield because of the hallucinations.
Hope it helped (:
=D
