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Uterine leiomyoma with fatty degeneration

Case contributed by Roberto Schubert
Diagnosis almost certain

Presentation

Dull pelvic pain.

Patient Data

Age: 70 years
Gender: Female

Sharply delineated, round mass above the bladder with peripheral enhancement and fat inclusions.

The lesion is predominantly hypointense on T2. There are hyperintense Inclusions on T1 GRE, which show a signal loss on the opposed-phase images.

Case Discussion

There are several types of degeneration, that can occur in a leiomyoma. Besides calcification, there are hyaline (>60%), cystic (approximately 4%), myxoid, red (hemorrhagic) and fatty degeneration, the last two being the least frequent 1,2.

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