She is seen in the series finale Everybody Dies both as a hallucination telling House that it's okay for him to die to end his pain, and in real life at House's funeral. Very little is known about Cameron's early life, but it is implied that unlike Foreman and Chase, her adolescence was rather uneventful.She was born in about 1979 in the area of Chicago, Illinois.
He has been on the diagnostic team with House longer than either of other two members at the time.
He also commented that she "ended up drinking half her life away and hating me," but he did call her at the end of the episode.
However, Chase had a rough relationship with both his absent father and alcoholic mother.
It is presumed Robert has other siblings (most likely half or step-siblings), but their names have never been revealed.
However in "Better Half," he reveals that he has a younger sister who he took care of.