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Leiomyoma of the uterine cervix

Leiomyomas of the uterine cervix are an unusual variation in terms of location for a uterine leiomyoma.

Epidemiology

They are rare and account for ~5% (range 0.6-10%) of uterine leiomyomas 1,4.

Clinical presentation

Clinical symptoms of cervical leiomyomas, including hypermenorrhea, dysmenorrhea, or abdominal distention, can be identical to those of leiomyomas in the uterine body. They occasionally form polypoid tumours and protrude into the cervical canal or even the vagina when they grow in the submucosal region. Because they are located along the birth canal, they occasionally cause maternal dystocia.

Pathology

A cervical leiomyoma can sometimes have unusual growth patterns, different to those of a standard uterine leiomyoma 3.

Radiographic features

General

In uncomplicated cases (no degeneration) it is usually seen as a smooth rounded mass centered on the uterine cervix .

Pelvic MRI

Signal characteristics are usually similar to leiomyomas of the uterine body.

Differential diagnosis

General differential considerations for a mass lesion in the uterine cervical region include

See also

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