Mature cystic teratoma

Case contributed by The Radswiki
Diagnosis probable

Patient Data

Gender: Female

Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.


Adnexal mass with dot-dash appearance and large echogenic component with posterior shadowing.


MRI demonstrates intrinsic high T1 signal with loss of signal on fat-saturated sequence, in keeping with the presence of fat. This confirms the sonographic suspicion of a mature cystic teratoma.

Case Discussion

US and MR images demonstrate a large dermoid.

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