A severe type of headache called cluster headache that usually begins around the eye often occurs along with a heart defect called patent foramen ovale (PFO), in which blood passes through a small ...

Dan Kenny first started feeling a little off at the end of an otherwise normal workday in February 2023. "I kept telling myself, I'm going on this big trip, maybe I'm just a little tired and hadn't ...

New research shows that cryoablation is a safe and effective approach to close congenital patent foramen ovale (PFO, a small hole in the heart) in patients with atrial fibrillation (AF) undergoing ...

Intracardiac and pulmonary shunts should be considered in the differential diagnosis of hypoxia when there is an insufficient rise of arterial oxygen saturation despite supplemental oxygen.

Hailey Bieber on Friday marked a year since she suffered a mini-stroke that led to her diagnosis of patent foramen ovale (PFO), meaning she had a hole in her heart. "Can't believe it's been one year ...