Emergent Presentation of an Adult with Undiagnosed Coarctation of the Aorta.

Coarctation of the aorta is typically thought to be a childhood disease. However, emergency physicians must keep a broad differential diagnosis when faced with a young patient with signs and symptoms of acute congestive heart failure. The authors present a case of newly diagnosed coarctation of the aorta in a 26-year-old male who was first misdiagnosed with pneumonia.