Platypnoea-orthodeoxia syndrome due to deformation of the patent foramen ovale caused by a dilated ascending aorta: a case report.

ABSTRACT:

Background

Platypnoea-orthodeoxia syndrome (POS) is characterized by dyspnoea and arterial desaturation in the sitting position. Although its pathophysiology is complex and still needed to be investigated, the disease is one of the clinical situations which should be immediately and adequately managed by health care workers from the initial presentation.

Case summary

A 66-year-old woman with a history of systemic lupus erythematosus, deep vein thrombosis, and lumbar compression fracture was admitted for evaluation of the sudden onset of dyspnoea, while in the sitting position that was relieved on placing her in the supine position. Her transoesophageal echocardiogram did reveal a deformity in the patent foramen ovale (PFO) structure with a wide gap due to aortic compression,

SUBMITTER: Hasegawa M 

PROVIDER: S-EPMC7180520 | biostudies-literature | 2020 Apr

REPOSITORIES: biostudies-literature