Also known as: Kidney failure
Dean Archer's ongoing kidney disease is addressed when Mark reveals that Sean is a donor match, with surgery potentially scheduled for next month. This represents a significant development in Archer's recurring health arc.
Also known as: UTI
Michelle initially presents believing she has a UTI based on symptoms of abdominal pain, pelvic pressure, and frequent urination, but testing reveals she is actually pregnant.
Also known as: Unplanned pregnancy
Michelle is unexpectedly found to be pregnant seven years after her husband's vasectomy, likely due to recanalization. The pregnancy becomes complicated when cervical insufficiency is discovered during pelvic exam.
Also known as: Incompetent cervix
During pelvic exam, Michelle's cervix is found to be opening prematurely, requiring emergency cerclage procedure. The condition progresses during surgery with amniotic sac membranes protruding through the cervix, requiring a more complex balloon procedure.
Also known as: Schizoaffective disorder
David returns to the ED reporting hearing voices again, which are making him afraid to attend prom and college. Dr. Charles determines these are not true psychotic auditory hallucinations but rather anxiety-driven intrusive thoughts, and helps David practice coping strategies.
Also known as: Foot wound
Penny presents with a foot laceration requiring bandaging and ointment. She is an undocumented immigrant who is coached to claim chest pain to bypass new insurance verification policies.
Also known as: Abdominal hernia
Jack reveals he needs a redo ventral hernia repair surgery, which he plans to have performed live on OR 2.0 during the IPO launch as a publicity demonstration.
Also known as: Liver metastases
Richard Evans (from previous episode) had pancreatic cancer with metastases to his liver. Investigation of his death reveals OR 2.0 created a phantom lesion near the hepatic vein, directing Crockett to ablate it and causing fatal complications.
Also known as: Brain attack
Richard Evans died from a stroke caused by a clot that originated in his liver during OR 2.0 surgery. The clot traveled through a ventricular septal defect to his brain. Investigation reveals the clot formed when 2.0 directed ablation of a phantom lesion near the hepatic vein.
Also known as: Hole in the heart
Richard Evans had an undiagnosed ventricular septal defect that allowed a clot from his liver to travel to his brain, bypassing normal pulmonary filtration and causing his fatal stroke.