Recently Diagnosed High-grade Non-hodgkin in Medicine / Internal Medicine — 63yo Man | Oncology | SMLE Q#12099
SMLE Question #12099
Medicine / Internal Medicine
Oncology
Objective: OBJ-191
Last updated: February 2026
A 63-year-old man with recently diagnosed high-grade non-Hodgkin lymphoma is hospitalized for staging before starting chemotherapy. He suddenly develops generalized weakness and confusion, then collapses. He has not received any chemotherapy. A blood sample taken earlier the same day showed major electrolyte abnormalities. Despite resuscitation, he dies shortly afterward. What is the most likely cause of his death?
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