title: An uncommon cause of hypoxemia: platypnea-orthodeoxia syndrome.
authors.affiliation: Department of Internal medicine, Rehabilitation and Geriatrics, Geneva University Hospitals (HUG), Geneva, Switzerland.
authors.forename: Sandra
authors.initials: S
authors.lastname: Schmid
authors.affiliation: Department of Internal medicine, Rehabilitation and Geriatrics, Geneva University Hospitals (HUG), Geneva, Switzerland ; Department of Internal medicine, Hôpital neuchâtelois, La Chaux-de-Fonds, Switzerland.
authors.forename: Gregor
authors.initials: G
authors.lastname: John
authors.affiliation: Unit of Cardiology, Geneva University Hospitals (HUG), Geneva, Switzerland.
authors.forename: Leonard
authors.initials: L
authors.lastname: Mossaz
authors.affiliation: Department of Internal medicine, Rehabilitation and Geriatrics, Geneva University Hospitals (HUG), Geneva, Switzerland.
authors.forename: Vassili
authors.initials: V
authors.lastname: Choutko
keywords: Intracardiac shunt; Patent foramen ovale; Platypnea-orthodeoxia syndrome