Paula Weston Solano

Cristina scrubs in on the rare "humpty dumpty" procedure, much to the envy of her fellow doctors, Alex questions his future medical specialty, George and Addison work with a pregnant woman with an unusual dilemma, and Derek receives a surprise visit from his sister.

Addison doubts her abilities as a doctor, Cristina pushes Burke's rehabilitation, one of the interns suffers their own medical emergency, and Izzie receives the surprise of her life.