Disease encyclopedia/Female reproductive & breast
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    Female reproductive & breastBenign tumourICD-10 D25

    Uterine fibroids

    Also called: Leiomyomas, Myomas

    Non-cancerous growths of the womb muscle, very common in women over 30. Many cause no symptoms; others cause heavy periods, pressure and pain.

    Condition-specific references are below. Individual claims and this page have not been clinically reviewed. Read about this content.

    Affected: Uterus

    Causes

    • Hormone-sensitive (oestrogen and progesterone) growth of smooth muscle cells

    Risk factors

    • Black ethnicity
    • Age 30–50
    • Obesity
    • Family history
    • Early periods

    Symptoms

    • Heavy or prolonged periods
    • Anaemia
    • Pelvic pressure or swelling
    • Frequent urination, constipation
    • Pain during sex
    • Fertility problems

    Diagnosis — tests and examinations

    • Pelvic ultrasound
    • MRI for surgical planning
    • Blood count

    Treatment

    Medicines and medical treatment

    • Tranexamic acid, NSAIDs
    • Hormonal IUS or pill
    • GnRH antagonist combinations (relugolix, linzagolix)
    • Iron for anaemia

    Operations and procedures

    • Hysteroscopic removal of submucosal fibroids
    • Myomectomy (preserves the uterus)
    • Uterine artery embolisation
    • Hysterectomy

    Possible complications

    • Anaemia
    • Pregnancy complications
    • Rarely degeneration or torsion

    Prevention

    • None proven

    Outlook

    Benign; they usually shrink after menopause.

    When to see a doctor

    See a doctor for heavy periods, pelvic pressure or anaemia.

    Sources and further reading

    These sources cover this condition. They have not been checked against every statement on this page.

    • Fibroids — NHS

    Related conditions

    EndometriosisPelvic inflammatory diseaseBreast cancerCervical cancerOvarian cancerEndometrial (womb) cancer

    Educational overview, not medical advice. Treatment varies by person and location. Consult a qualified health professional for diagnosis or care. Read our content and model notes and privacy information.

    Affected: Uterus

    See it in 3-D

    Uterus

    Anatomy

    • Uterus

    On this page

    • Causes
    • Risk factors
    • Symptoms
    • Diagnosis — tests and examinations
    • Treatment
    • Complications
    • Prevention
    • Outlook
    • When to see a doctor
    • Sources