Patent Foramen Ovale (PFO) Closure: Diagnosis, Symptoms and Treatment Options

According to the American Heart Association, more than a quarter of the population has a hole in their heart, for most it causes no adverse health effects, and majority of those affected don't even know they have it.

Interventional Cardiologist, Sarah Elsayed, MD, discusses how patent foramen ovales (PFOs) occur, signs and symptoms, and treatment options available.