Also known as: SUNDS
Eight-year-old Hmong boy experiencing night terrors followed by acute respiratory distress, cardiac arrest with V-tach, and multiple unexplained symptoms. The differential diagnosis centers around this rare syndrome affecting young Hmong males who die suddenly in their sleep.
Also known as: Hole in the heart
The final diagnosis that explains Lue's constellation of symptoms - an infected ductus arteriosus that was inadvertently treated with antibiotics earlier, which then became symptomatic. Successfully treated with ibuprofen to close the malformed duct.
Also known as: V-tach
Lue experiences a life-threatening cardiac arrhythmia requiring defibrillation, which becomes a key symptom in the diagnostic process.
Also known as: Thymus tumor
Wilson reveals at the end of the episode that he has stage II thymoma, a cancer of the thymus gland. This major revelation sets up a significant character arc for the remainder of the series.
Lue experiences recurring nightmares about being strangled by a demon (dab), which precipitate his medical crises. The team considers whether these could cause catecholamine surges leading to ventricular fibrillation.
Also known as: Seizure
Lue has a seizure during attempted thyroid biopsy, which rules out Hashimoto's thyroiditis and redirects the diagnostic investigation toward neurological causes.