Fig. 1

The computed tomography scan of pelvic cavity. A (CT plain scan) Huge mass occupying the pelvic cavity, the size of about 8.1*22.3*25.8 cm, its internal density is low, slightly mixed. B (CT enhancement (venous phase)) The enhancement was not obvious, and the huge pelvic occupying vein joined the left ovarian vein. C (CT enhanced (arterial phase)) Huge pelvic mass supplied by the left ovarian artery