This episode is ranked at 66th in "TV Guide's Top 100 T.V. Episodes" of all time.
First episode where the team isn't actively treating a patient.
House gives such a great class that it goes up from a few (around 20) students at the beginning of the episode to an full class at the end.
Third-highest rated episode of the series (episodes "House's Head" and "Wilson's Heart" from season four are tied for the highest rated episode).
Josh Zuckerman plays a similar character in season 3 episode 1 of The West Wing "Isaac and Ismael" He was a keen student. But in high school.