"Twenty to thirty percent of the world has a PFO. You'll never know it," said Dr. Khaled Khalaf.
Worcester Telegram on MSN
Uxbridge teen's heart attack reveals common, hidden heart condition
Though its often harmless, the condition called PFO can be life-threatening. Learn about patent foramen ovale.
A new analysis from the SCOPE consortium evaluates stroke prevention and atrial fibrillation risk after PFO closure in young ...
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