5th June 2023

An 80-year-old woman is admitted to a geriatrics ward with pneumonia treated with azithromycin

An 80-year-old woman is admitted to a geriatrics ward with pneumonia treated with azithromycin, and atrial fibrillation with a rapid ventricular response. During her inpatient stay, she develops a hyperactive delirium and is extremely agitated at night, resulting in her being given multiple PRN doses of haloperidol. The following day she is found unresponsive in her bed, and her ECG is shown below:

ECG