Case presentation Day 1 A 68-year-old male presented with fever, headache, diarrhea, and productive cough for ten days. He had a history of hypertension, hypersensitive lung disease, and diabetes mellitus. The following were noted after his admission to the ED: Hypoxemic: Oxygen saturation was 70% Diffuse wheezing COVID-19 PCR test: Positive   Treatment He was administered lopinavir/ritonavir for two days but was discontinued due to transaminitis.

He was then given hydroxychloroquine and steroids. His oxygen levels dropped further, and on the 15 th day of his hospitalization, he was intubated. Day 23 Non-responsive to painful stimuli Absence of gag-reflex Polyuria: Urine output was up to 7 liters Serum sodium: 153 mEq/L (increased) MRI: No acute infarction, intracranial mass, or space-occupying lesion Treatment He was given desmopressin acetate, after which his urine output reduced, his…