The patient experienced _____, abnormal uterine bleeding occurring between regular menstrual periods.

Metrorrhagia refers to irregular uterine bleeding that occurs between expected menstrual periods. It differs from menorrhagia, which is excessive bleeding during regular periods. The condition can be caused by hormonal imbalances, uterine fibroids, endometrial polyps, or other gynecological conditions. Proper evaluation is important to rule out serious underlying causes.

Menstrual Disorders Terminology:

1. Metrorrhagia: Irregular bleeding between periods
2. Menorrhagia: Heavy menstrual bleeding (>80ml)
3. Amenorrhea: Absence of menstruation
4. Dysmenorrhea: Painful menstruation
5. Oligomenorrhea: Infrequent menstruation
6. Polymenorrhea: Frequent menstruation
7. Menometrorrhagia: Heavy irregular bleeding
8. Hypermenorrhea: Excessive bleeding
9. Hypomenorrhea: Light menstrual flow
10. Intermenstrual bleeding: Spotting between periods

Common Causes:
- Hormonal imbalances
- Endometrial polyps
- Uterine fibroids
- Endometriosis
- Thyroid disorders
- PCOS
- Pregnancy complications
- Cervical/uterine cancer
- Contraceptive side effects
- Pelvic inflammatory disease

Diagnostic Methods:
- Physical examination
- Ultrasound
- Blood tests
- Endometrial biopsy
- Hysteroscopy
- Pelvic examination

Treatment Options:
- Hormonal therapy
- NSAIDs
- Surgical intervention
- Iron supplementation
- Lifestyle modifications
- Birth control pills