Also known as: Spinal deformity
Dr. Lim has progressive kyphosis (spinal curvature increasing from 30 to 60 degrees) causing spinal cord compression and paralysis. The episode centers on Shaun's attempts to develop a surgical plan to fix the deformity and restore her mobility, though she ultimately declines the surgery.
Also known as: Abnormal EKG
Young girl presenting with syncope episodes and heart rate of 30 BPM due to malfunctioning electrical system in her heart, requiring pacemaker implantation to prevent cardiac arrest.
Also known as: Iron overload
Genetic testing reveals Skyler has hemochromatosis causing excess iron buildup, which led to her cardiac arrhythmia. The condition unexpectedly progresses to shock liver and acute liver failure requiring transplant, driving the paternity revelation subplot.
Also known as: Liver failure
Skyler develops unexpected shock liver from hypotension caused by her heart block, progressing to acute liver failure requiring emergency liver transplant from her biological father.
Also known as: Pancreatic tumor
Chris is diagnosed with stage three pancreatic cancer during evaluation. Planned Whipple procedure is aborted when metastasis is discovered intraoperatively. His terminal prognosis drives the emotional storyline about caring for his brother with traumatic brain injury after his death.
Also known as: Head trauma
Ollie has a traumatic brain injury from a childhood fall down stairs, causing ongoing memory problems and dizziness. His condition is central to the subplot about his brother Chris's terminal cancer and concerns about Ollie's future care.
Also known as: Heroin addiction
Dr. Perez reveals he is in recovery from heroin addiction with five years sobriety, though he had a recent setback six months ago. This explains why he cannot pursue a romantic relationship, as his recovery is his top priority.