In House M.D., Gregory House usually carries a cane while walking.
House uses the cane because of chronic pain and impaired function in his right leg. The condition resulted from an infarction in the quadriceps muscle, a major part of the show’s backstory. He eventually underwent surgery that left lasting damage and contributed to his distinctive limp.
The cane is both a medical aid and a visual symbol of the character. House often uses it while moving through the hospital, and the prop can also become part of his sarcastic or confrontational manner.
The cane should not be confused with House’s reliance on Vicodin, an opioid pain medication. His dependence on the drug is a recurring plot element, while the cane represents the permanent physical consequences of his leg injury. Together, the limp, pain, and medication shape the character’s personal and professional conflicts.