Fevers of Unknown Origin

Summary

Susan throws herself into her work to escape her stressful personal life, earning recognition from Kerry and Mark, who begins preliminary discussions on next year's chief resident. Carter needs a pedes rotation, and fast, with Doug to graduate med school. Doug takes up with his father's girlfriend. Shep overreacts and attacks an Asian boy interfering at a scene. Mark and Jenn try to discuss their divorce amicably, with unforeseen results. Benton is named Resident of the Year. Harper leaves for an OB rotation at Parkland in Dallas.

Guest stars

• Laura Innes as Kerry Weaver
• Mary Mara as Loretta Sweet
• William H. Macy as David Morgenstern
• Conni Marie Brazelton as Connie Oligario
• Al Ruscio as Mr. Dellanova
• Yvette Freeman as Haleh Adams
• Ellen Crawford as Lydia Wright
• Marg Helgenberger as Karen Hines
• Christine Elise as Harper Tracy
• Kathleen Wilhoite as Chloe Lewis