Which medical drama character is House M.D.’s central detective-like protagonist?

Gregory House is House M.D.’s central detective-like protagonist. Hugh Laurie plays the diagnostician, whose unusual reasoning drives the medical mysteries in the series.

House leads the Department of Diagnostic Medicine at Princeton-Plainsboro Teaching Hospital. Episodes generally present a patient with puzzling symptoms, then follow House and his team as they generate hypotheses, order tests, and revise their conclusions. The structure resembles a detective story, with diagnosis replacing criminal investigation.

The character is deliberately difficult: he is sarcastic, misanthropic, physically disabled by chronic leg pain, and dependent on Vicodin for much of the show. Despite these flaws, his ability to identify rare diseases makes him invaluable to patients and colleagues.

The character’s name and methods evoke Sherlock Holmes. That literary influence is also reflected in details such as House’s apartment number and his friendship with James Wilson, but Gregory House remains an original television character rather than a direct adaptation.