Platypnea-orthodeoxia syndrome in a patient with ongoing COVID-19.
Maki Asami-NoyamaMisa HaradaYukari HisamotoTaiga KobayashiKeiji OishiNobutaka EdakuniTsunahiko HiranoTomoyuki KakugawaKazuto MatsunagaPublished in: Respirology case reports (2022)
SARS-CoV-2 infection of the vascular endothelium causes excessive vasodilation. It is important in the rehabilitation of patients with COVID-19 to recognize that increased blood flow in lung lesions at the base of the lung due to vasodilation may cause V/Q mismatch and result in platypnea-orthodeoxia syndrome.