{Reference Type}: Case Reports {Title}: Acute COVID-19 Pneumonia Unmasking a Large Left Atrial Myxoma. {Author}: Hou L;Newman JS;You J;Esposito MJ;Jauhar R;Vatsia SK;Azari BM; {Journal}: Int J Angiol {Volume}: 32 {Issue}: 4 {Year}: 2023 Dec 暂无{DOI}: 10.1055/s-0042-1756203 {Abstract}: This is a case of acute coronavirus disease 2019 pneumonia that revealed an incidental large atrial myxoma with obstructive physiology that ultimately required emergent treatment with a definitive atriotomy and resection of the underlying myxoma.