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Clinical Scenario A 55-year-old man with a history of alcohol use disorder, gallstones, and hypertension arrives in the ED clutching his abdomen, describing pain that shoots straight through to his back. He’s nauseated, he’s vomited twice, and between groans, he mentions taking a thiazide diuretic - and possibly being bitten by his pet scorpion (because, of course he has one). His mental status is normal, heart rate 110, other vitals unremarkable. Lipase? 2,500. So now the qu

Clinical Scenario A 6-month-old rolls off the couch, bumps his head, and immediately lets everyone know with a loud cry. Now he's back to his usual self—smiling, feeding like a champ, and trying to chew on your stethoscope. The only catch: a large, ominous-looking temporal hematoma that makes his parents' hearts race. They turn to you: "Doc, does our baby need a CT scan?" PECARN has been THE decision rule for guidance on management of kids with head injuries, but the Infant S

Clinical Scenario A 46-year-old man with hypertension and a fondness for double espressos and triple IPAs faints during his niece’s graduation in a sweltering gym. He has a quick recovery, is drenched in sweat,, and no seizure activity was witnessed. Was it the beverages and boring speeches - or something more concerning? The San Francisco Syncope Rule offers a quick screen for short-term risk, while the Canadian Syncope Risk Score adds nuance and clinical context for a more