Fig 3

Intravenous leiomyomatosis extending into the right heart. a Coronal image demonstrated large filling defect in the right heart. b Transverse image showed the tumor mass in the right atrium as an elliptical shape filling defect. c Coronal image presented large filling defect in the inferior vena cava extending from the right common iliac vein and to the right heart like a walking stick head. d Sagittal image demonstrated tumor mass in the pelvis and large filling defect in the enlarged inferior vena cava and the right heart like a snake head