title: Mechanisms of platypnea-orthodeoxia: what causes water to flow uphill?
authors.forename: Tsung O
authors.initials: TO
authors.lastname: Cheng
mesh_terms: D018376:Cardiovascular Abnormalities / Q000150:complications* / Q000175:diagnosis / Q000503:physiopathology*; D004417:Dyspnea / Q000209:etiology* / Q000503:physiopathology; D004452:Echocardiography; D006346:Heart Septum / Q000000981:diagnostic imaging / Q000503:physiopathology; D006801:Humans; D000860:Hypoxia / Q000209:etiology* / Q000503:physiopathology; D011187:Posture; D013577:Syndrome