case_images: PMC6198557_01
case_images: Abdominal dynamic CT scan (delayed phase). A ring-enhanced right retroperitoneal mass (white arrowhead). It was distinct from the right ovarian vein (black arrow).
case_images: CRIOG2018-3096468.001.jpg
case_images: PMC6198557_01_CRIOG2018-3096468.001.jpg
case_images: fig1
case_images: On the eighth day, an abdominal dynamic CT scan showed a sausage-like, ring-enhanced right retroperitoneal mass with a diameter of 27 mm, which was distinct from the right ovarian vein (Figure 1).
case_images: Abdominal dynamic CT scan reconstructed after surgery (delayed phase). Intact right ovarian vein (black arrow) (left). The retroperitoneal mass (black arrowhead) was connected to the right renal capsular vein (white arrowhead) (right).
case_images: CRIOG2018-3096468.002.jpg
case_images: PMC6198557_01_CRIOG2018-3096468.002.jpg
case_images: fig2
case_images: The coronal reconstructed CT images revealed that the retroperitoneal mass was connected to the right renal capsule vein (Figure 2).
case_images: Abdominal plain CT scan one month after surgery. The retroperitoneal mass had disappeared.
case_images: CRIOG2018-3096468.003.jpg
case_images: PMC6198557_01_CRIOG2018-3096468.003.jpg
case_images: fig3
case_images: After a month of follow-up, she was still in good condition, and the CT showed that the mass had disappeared (Figure 3).