Also known as: Tree man syndrome
Eddie is a former patient with EV causing extensive tree-like growths on his body. He refuses surgical treatment due to religious beliefs, which becomes a point of conflict and character development for the surgical team throughout the episode.
Also known as: Carcinoid tumor
Eddie develops a duodenal mass that causes severe GI bleeding requiring emergency pancreaticoduodenectomy (Whipple procedure). The tumor and subsequent hemorrhage drive a major portion of the episode's surgical storyline.
Also known as: Brain aneurysm
A professional baseball player initially thought to have a concussion is found to have multiple cerebral aneurysms. One ruptures during surgery, and he ultimately dies from a blood clot, making this a tragic central case of the episode.
Also known as: Stroke
The episode reveals that Glassman has suffered a mini-stroke causing brain damage with rough edges (unusual presentation due to prior radiation treatment). This impairs his executive function and memory, leading Shaun to conclude he should no longer perform surgery. This is a major character arc development.
A newborn with Turner syndrome becomes available for foster care. Foster parents back out due to her condition, leading to a significant character moment when Dr. Park decides to foster her himself and abandon his IVF plans.
Also known as: Unequal pupils
Dilated left pupil that initially seems benign but leads to the discovery of Ricky's cerebral aneurysms. This is the diagnostic clue that drives the case forward.