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A menstrual disorder is an irregular condition in a woman's menstrual cycle.
Oligoovulation
Infrequent or irregular ovulation (usually defined as cycles of >/=36 days or <8 cycles a year) is called oligoovulation.
Anovulation
Main article: Anovulation Medical condition| Menstrual disorder | |
|---|---|
| Specialty | Obstetrics and gynaecology  |
Anovulation is absence of ovulation when it would be normally expected (in a post-menarchal, premenopausal woman). Anovulation usually manifests itself as irregularity of menstrual periods, that is, unpredictable variability of intervals, duration, or bleeding. Anovulation can also cause cessation of periods (secondary amenorrhea) or excessive bleeding (dysfunctional uterine bleeding).
Polymenorrhea
Polymenorrhea is the medical term for cycles with intervals of 21 days or fewer.
Oligomenorrhea
Medical condition| Menstrual disorder | |
|---|---|
| Specialty | Obstetrics and gynaecology |
Oligomenorrhea is the medical term for infrequent or light menstrual periods (frequency exceeding 35 days).
Dysmenorrhea
Main article: Dysmenorrhea Medical condition| Menstrual disorder | |
|---|---|
| Specialty | Obstetrics and gynaecology |
Dysmenorrhea (or dysmenorrhoea), cramps or painful menstruation, involves menstrual periods that are accompanied by either sharp, intermittent pain or dull, aching pain, usually in the pelvis or lower abdomen.
Amenorrhea
Main article: Amenorrhea Medical condition| Menstrual disorder | |
|---|---|
| Specialty | Obstetrics and gynaecology |
Amenorrhea is the absence of a menstrual period in a woman of reproductive age. Physiologic states of amenorrhoea are seen during pregnancy and lactation (breastfeeding). Outside of the reproductive years there is absence of menses during childhood and after menopause.
Menorrhagia
Main article: MenorrhagiaMenorrhagia is an abnormally heavy and prolonged menstrual period. Causes may be due to abnormal blood clotting, disruption of normal hormonal regulation of periods or disorders of the endometrial lining of the womb. Depending upon the cause, it may be associated with abnormally painful periods (dysmenorrhoea).
Related Problems
- Premenstrual syndrome (PMS)
- Stress and anxiety
- Pelvic inflammatory disease
- Adenomyosis
- History of sexual or physical abuse
- Fibroids
- Ovarian cysts
- Endometriosis
External links
- Oligomenorrhea at Penn State
- NIH