Tell Me Where It Hurts - S9-E7
Continuity mistake: In this episode Kovac has a patient who needs eye surgery. While at County General, Kovac says that the patient is 16 years old. Later, when Kovac goes to the golf course to get the doctor who does the surgery, he says the patient is 14.
Answer: It was in "Chaos Theory", the first episode of season 9 (time code 00:13:55).
Super Grover ★