No Warning, No Trigger: Thinking Through Syncope in the Young

A 33-year-old man collapses without warning while seated at a café. Normal vitals. Normal ECG. But this isn’t the first time. In this Master Series episode, we unpack a subtle case of syncope that pushes you to think beyond the usual suspects. By the end of this episode, you’ll be able to: Understand the difference between reflex, orthostatic, and cardiac syncope Recognize when a normal ECG isn’t enough Identify red flags that point to arrhythmic causes Choose the best next step — and avoid unnecessary tests Built for Step 2 CK prep and real-world decision-making.