Ovarian dermoid cyst

Case contributed by Ammar Haouimi
Diagnosis almost certain

Presentation

Pelvic pain. The ultrasound (not shown) revealed a complex pelvic mass.

Patient Data

Age: 30 years
Gender: Female
mri

There is a well-encapsulated lobulated mass of complex signal arising from the left ovary measuring 85 x 75 x 55 mm. The main component is of high signal on both T1 and T2 attenuated on T1 fat sat sequences (fatty component).  A small hemorrhagic cyst is also noted on the same ovary.

Normal appearance of the uterus and right ovary.

Case Discussion

MRI features most consistent with an ovarian dermoid cyst.

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