Platypnea-orthodeoxia: an unusual indication for surgical closure of a patent foramen ovale.


Platypnea-orthodeoxia is an infrequently reported clinical form of position dependent dyspnea and oxygen desaturation. There are several diverse etiologies for this syndrome. This case report of a patient with platypnea-orthodeoxia is the first known presentation of a case secondary to a patent foramen ovale and idiopathic hemidiaphragm paralysis. A major… (More)