Continuity mistake: When Dr. Finch is talking to Jeanie about the AIDS patient, Jeanie's stethoscope goes from being fully visible over both lapels to being only visible on the right side - without her touching it.
Continuity mistake: When Elizabeth and Mark are in the trauma room for the first time the blue X-ray coats they are wearing disappear instantly right before the camera pans behind Elizabeth.
Answer: Take care of your dad.