Platypnea-orthodeoxia syndrome: echocardiography-guided percutaneous treatment. - de Azevedo J; Sakamoto FH; Faustino SAF; Moraes CH; Ferreira ÍM; Rodrigues ACT; Fischer CH; Morhy SS; Reche AV; Caixeta A; Vieira MLC (Einstein (Sao Paulo, Brazil), 2025)