Also known as: Stomach cancer
Vivian, Addison's mentor, presents to the ER with acute abdominal pain and is diagnosed with stage IV gastric cancer that has metastasized to her liver. She refuses hospice care and dies by the end of the episode. This drives Addison's emotional arc throughout the episode.
Seven-year-old Gwen was treated in utero by Addison for spina bifida. Her mother sues Addison for wrongful birth, claiming she should have been advised to terminate the pregnancy. Gwen is learning to walk but remains largely wheelchair-bound, creating the central conflict and lawsuit storyline.
Also known as: Head laceration
Gwen falls during physical therapy and hits her head, which brings her and her mother Sean to the hospital where they encounter Addison, triggering the lawsuit storyline.