Figure 14a. Mature cystic teratoma of the ovary in a 46-year-old woman. A tumor of the lower abdomen was discovered during a medical checkup. The tumor had caused no complications. (a, b) Axial T1-weighted (a) and T2-weighted (b) MR images show a rounded cystic mass that includes fat and a solid component (arrow) with a palm tree-like appearance. (c) Axial fat-saturated T1-weighted MR image shows decreased signal intensity of the cystic component (arrows). (d) CT scan shows coarse calcifications (arrow).