The Reversed Halo Sign and COVID-19: Possible Histopathological Mechanisms Related to the Appearance of This Imaging Finding Anderson Ribeiro de Sales; Emerson de Melo Casagrande; Bruno Hochhegger; Glaucia Zanetti; Edson Marchiori;

Percutaneous Approach for a Rasmussen Aneurysm Diego de Lacerda Barbosa; Júlia de Toledo-Mendes; Edson Marchiori;

Brachiocephalic Vein Aneurysm: An Unusual Cause of an Anterior Mediastinal Mass Luciana Volpon Soares Souza; Arthur Soares Souza Jr; Edson Marchiori;