Ribeiro, J.F., Gorgulho, C., Lopes, D., Matos, A., França, L. and Catorze, N. 2025. Platypnea-Orthodeoxia Syndrome: A Rare Cause of Dyspnea. Brazilian Journal of Case Reports. 5, 1 (Jan. 2025), bjcr63. DOI:https://doi.org/10.52600/2763-583X.bjcr.2025.5.1.bjcr63.