Summary: <p>PE remains among the most discussed entities in medicine. The condition is known to be common, potentially deadly, and a clinical chameleon. This combination that has led to fear, uncertainty, and frequent over-testing. The irony is that PE is among the most well studied topics in clinical medicine. Therefore this month we studied the studies, and we have some surprising answers. To our delight we found that the data offers us a validated, rational approach to PE diagnosis that can reduce testing, and let our patients rest easier. All it took was a deep dive....</p>
