Unlike Cameron, Chase cannot stay away from the diagnostics world. By the end of "Teamwork," House convinces Chase to return.
In summary, both Chase and Cameron leave the diagnostic team and Princeton-Plainsboro Teaching Hospital during the first half of House M.D. Season 6. Cameron leaves in Episode 8 ("Teamwork") due to ethical conflict and her inability to reconcile her marriage with her lingering feelings for House. Chase leaves in Episode 10 ("The Down Low") having realized he has outgrown his mentor. These departures served as a necessary narrative housecleaning, allowing the show to introduce new dynamics while bringing a close to the long-running romantic and professional arcs of the original fellows. do chase and cameron leave house in season 6