Also known as: Intimate partner violence
Joanna arrives unconscious with blunt trauma to the face and abdomen after being beaten by her husband. She suffers internal bleeding, facial injuries, and loses her pregnancy. The episode centers on treating her injuries while navigating legal and ethical issues around her abusive husband making medical decisions.
Also known as: Pregnancy loss
Joanna, who was 12 weeks pregnant, loses her baby as a result of the assault by her husband. The loss of the pregnancy and threat to her fertility drives much of the episode's conflict and her eventual actions.
Also known as: Internal bleeding
Joanna has blood in her abdomen and a tear in her uterine wall requiring emergency surgery. Addison debates performing a hysterectomy versus attempting to save her uterus, ultimately choosing the riskier option to preserve Joanna's fertility.
Also known as: Brain tumor
Erica, Mason's biological mother, has an inoperable and growing gliosarcoma. Cooper tries to convince her to undergo aggressive radiation and chemotherapy to buy time, but she ultimately refuses treatment to spend her remaining healthy time with Mason.