Intravenous Leiomyomatosis of the Uterus: A Retrospective Single-Center Study in 14 Cases

Figure 4

Case 4. (a) CT shows that the tumor enters into the inferior vena cava/right atrium through the right ovarian vein. (b) Right atrial tumor. (c) Arrow shows ovarian intravenous filling defect. (d) Intragastric tumor (leiomyoma was considered preoperatively); (e) the tumor is pulled out from the right ovarian vein. (f) Uterus and bilateral attachments, multiple tumors protrude from the uterine wall and the largest is 8 cm in diameter; the arrow refers to the ovarian intravenous tumor; (g) ovarian vein-inferior vena cava-right atrial tumor; (h) postoperative CT examination reveals unobstructed inferior vena cava. (i) CT shows bilateral pulmonary embolism at 10 days after surgery. (j) Right ovarian vein stump is filled with thrombus (arrow). (k) CT at 3 months after surgery shows that pulmonary artery thrombosis disappeared.