Patent foramen ovale (PFO) is a hole between the left and right atria (upper chambers) of the heart. For more information Visit us : http://www.childhearttreatment.com/common-conditions/patent-foramen-ovalepfo/ Delhi \u202a#\u200eChildHeart\u202c Centre

Patent foramen ovale (PFO) is a hole between the left and right atria (upper chambers) of the heart. For more information Visit us : http://www.childhearttreatment.com/common-conditions/patent-foramen-ovalepfo/ Delhi \u202a#\u200eChildHeart\u202c Centre