Season 5, Episode 23

Also known as: Collapsed lung

Referenced in the opening scene where Dr. Cox teaches Lisa about chest tube insertion technique, demonstrating the violent procedure needed to get the tube between the ribs and through the pleura.

Mr. Peters is a central patient case where urologist Dr. Kim Briggs initially recommends against surgery due to his age and cardiac risk factors, which would negatively impact her surgical statistics. She ultimately performs the surgery after J.D. challenges her motives, making it a risky career decision.