sentences:  Since the shooting, House feels decreased pain in his leg.He finds out from his records that during the surgery to treat the gunshot wounds, a treatment of ketamine to induce a coma had been given to relieve his leg pain, but he experiences neurological side effects.It becomes clear that House cannot separate fact from fiction, as hallucinations begin to get a stronger grasp on his sense of reality, from hitting Wilson to eating tacos outside the hospital.