A 47-year-old woman presented with shortness of breath. Chest CT showed a filling defect in the left atrium, and a mobile left atrial mass was seen on transthoracic echocardiography (shown in a video).
Akbarshakh Akhmerov, M.D.
Danny Ramzy, M.D., Ph.D.
Cedars–Sinai Medical Center, Los Angeles, CA
Funding and Disclosures
This article was published on July 30, 2022, at NEJM.org.