Needle in a Haystack

"Needle in a Haystack" is the thirteenth episode of the third season of House and the fifty-ninth episode overall. House arrives at the hospital to discover a wheelchair-accessible van in his usual parking space. He seeks out the van's owner, who turns out to be the hospital's new researcher, Julie Whitner, who is paralyzed from the waist down. She and House exchange some sardonic banter, following which House begins using a wheelchair himself (with a bumper sticker on the back which says "I'd rather be walking") in a bet with Cuddy to get his parking space back. The patient, teenage Stevie Lipa, has a respiratory attack while kissing his girlfriend. The ER workup reveals a bloody pleural effusion. Chase suspects drugs, but House does...