It contains fat , various calcified components (teeth) , soft tissue & hair. These ovarian tumours are predominantly benign and can usually be recognized on ultrasound ,CT & MRI and sometimes on plain radiographs.

Plain film showing well-developed teeth within the cyst

Dermoid cyst. CT scan

showing the oval-shaped fat density of a dermoid cyst (D) containing calcified material (arrow). B, bladder.

Dermoid cyst/mature cystic teratoma Ultrasound appearance

  • Large tumor with a solid component
  • Solid component arises from the wall of the cyst.
  • Small areas of calcification