Figure 1From: Primary vaginal Ewing's sarcoma or primitive neuroectodermal tumor in a 17-year-old woman: a case report Oblique sagittal view of the pelvis via computed tomography scan showing a large heterogeneous mass in the upper vagina causing obstruction of the os and leading to hydrometra. The urinary bladder is displaced anteriorly and a self-retaining catheter is seen within it.Back to article page