GIANT INFERIOR CAVA VENA LEIOMYOSARCOMA OBSTRUCTIVE ACUTE ABDOME DIF-ERENTIAL DIAGNOSIS IN EMERGENCY - Marcelino, Bruno Aquino; Ana Paula, Drummond-lage; Ohasi, Luiza; de Santis, Rafael Barbosa; Wainstein, Alberto Julius Alves (Brazilian Journal of Oncology, 2019)