Masson tumor of the right atrial appendage presenting as cardiac tamponade: a case report

M Kanj, S Naderi, M Khalil, N El Khoury… - The Cardiothoracic …, 2024 - Springer
Background Intravascular papillary endothelial hyperplasia (Masson tumor) is a rare, benign
vascular tumor characterized by the proliferation of endothelial cells within blood vessels …