Deep vein thrombosis â Perhaps the most important disease not to miss when dealing with legs that have suddenly become swollen. Years after the deep vein thrombosis has subsided and forgotten, post-phlebitic changes can still be a cause for a swollen leg.
1 A patent foramen ovale (PFO) is an opening covered by a flap of tissue in the wall of the heart that separates the two upper chambers or atria. 2  PFOs are very common, more than 20% of all humans have one.3  Estimates range from 20-30% depending on the decade of life. A patent foramen ovale (PFO) is an opening covered by a flap of tissue in the wall of the heart that separates the two upper chambers or atria. 2  PFOs are very common, more than 20% of all humans have one. 3  Estimates range from 20-30% depending on the decade of life.
A patent foramen ovale (PFO) is a small channel that has some hemodynamic consequence; it is a remnant of the fetal foramen ovale (/fÉµËreÉªmÉ¨n oÊËvaeliË/), oÊËvÃ¦liË which normally closes at. Birth in medical, usage the term (/patent/) ËpeÉªtÉnt means open or. unobstructedtrial septal defect (ASD) is a congenital heart defect in which blood flows between the atria (upper chambers) of the heart.