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Oligomenorrhea

**Oligomenorrhea**
*Classification & external resources*
ICD-10	N91.5
ICD-9	626.1
DiseasesDB	14843

Oligomenorrhea is the medical term for infrequent or light menstrual periods in women of child-bearing age. Oligomenorrhea can also be a result of prolactinomas (adenomas of the anterior pituitary). May also be caused by thyrotoxicosis and Graves disease.

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(The medical term for a total cessation of the menstrual period is amenorrhea while unusually heavy periods are called menorrhagia)

v • d • e Diseases of the pelvis, genitals and breasts (N40-N99, 600-629)
Diseases of male genital organs	prostate: Benign prostatic hyperplasia - Prostatitis testicle/epididymis: Hydrocele testis - Spermatocele - Testicular torsion - Orchitis - Epididymitis - Male infertility (Azoospermia, Oligospermia) penis: Phimosis - Balanoposthitis - Balanitis - Priapism - Erectile dysfunction - Peyronie's disease Hematospermia - Retrograde ejaculation
Disorders of breast	Chronic cystic mastitis - Mastitis - Gynecomastia - Galactorrhea - Mastodynia - Nipple discharge - Galactocele
Inflammatory diseases of female pelvic organs	Pelvic inflammatory disease: Salpingitis - Oophoritis - Hydrosalpinx - Parametritis - Vaginitis - Vulvitis
Noninflammatory disorders of female genital tract	Endometriosis (Adenomyosis) - prolapse (Cystocele, Rectocele, Urethrocele) obstetric fistulae (Vesicovaginal fistula, Rectovaginal fistula) Ovarian cyst - Endometrial polyp - Retroverted uterus - Asherman's syndrome - Hematometra - Leukorrhea menstruation (Amenorrhoea, Oligomenorrhea, Menorrhagia, Menometrorrhagia, Metrorrhagia, Dysmenorrhea) intercourse (Dyspareunia, Vaginismus) - Mittelschmerz Atrophic vaginitis - Habitual abortion - Female infertility (Anovulation) - Ovarian hyperstimulation syndrome
See also congenital conditions (Q50-Q56, 752)