Chicago Hope
Positive I.D.s
Season 3, Episode 21 · Aired 1997-04-13

Synopsis
Nyland, fresh off his injury leave, puts all his energy into identifying an assault victim. Billy has qualms when a patient who tested positive for the breast cancer gene asks him to perform a preventive double mastectomy. Kate tries to get Sara into an exclusive school. Diane proposes to Billy.
In the series
This episode is part of Chicago Hope (1994–2000) on CBS.
ER’s rival hospital — prestige white coats on the other network.
Key cast
- Mandy Patinkin as Jeffrey Geiger
- Adam Arkin as Aaron Shutt
- Héctor Elizondo as Phillip Watters
- Mark Harmon as Jack McNeil
- Christine Lahti as Kathryn Austin