Female teenager with right lower quadrant pain, normal WBC and a negative pregnancy test Transverse transabdominal US of the pelvis (above) shows a round mass of mixed echogenicity that is inferior to the bladder and to the right of midline uterus. Sagittal magnified US of the mass (below) shows it to be within the ovary and anechoic in nature with several much smaller cysts around it. The diagnosis was a simple ovarian cyst.