primary amenorrhea


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Related to primary amenorrhea: secondary amenorrhea, Mullerian agenesis

pri·mar·y a·men·or·rhe·a

amenorrhea in which the menses have never occurred.

primary amenorrhea

Gynecology The absence of any menstrual flow by age 16, which affects 2.5% in US; median age for menarche is ± age 12.3; PA may occur with or without other signs of puberty Etiology Normal delay of menarche; drastic weight loss–poverty, fad dieting, anorexia nervosa, bulimia, etc; congenital defects of genital system, hypoglycemia, extreme obesity, gonadal dysgenesis, Turner/XO syndrome, hypogonadotropic hypogonadism, testicular feminization, true hermaphroditism, chronic illness, malnutrition, Crohn's disease, cystic fibrosis, cyanotic congenital heart disease, craniopharyngioma, ovarian tumors, adrenal tumors, hyperthyroidism, imperforate hymen, vaginal and/or cervical absence, adrenogenital syndrome, Prader-Willi syndrome, polycystic ovarian disease, congenital adrenal hypoplasia. See Amenorrhea.

pri·mar·y a·men·or·rhe·a

(prī'mar-ē ā-men'ŏr-ē'ă)
Amenorrhea in which menses have never occurred.
References in periodicals archive ?
The present study revealed a rare de novo sex autosome translocation in a female with primary amenorrhea. Cytogenetic analysis revealed 46,X,t (X;1)(q21;p32) karyotype indicating its possible association with amenorrhea.
While the dancers did not exhibit favorable values with respect to dietary behaviors, their reported incidence of primary amenorrhea as well as current oligomenorrhea was not significantly different from controls.
Patients with Sywer's syndrome usually present in adolescence with primary amenorrhea and lack of secondary sexual characteristics.
She gave a very interesting history of primary amenorrhea with a few episodes of withdrawal bleeding upon hormonal treatment in the past.
(23) Primary amenorrhea is most strongly associated with fracture risk.
The phenotype was consistent with Mayer-Rokitansky-Kuster-Hauser syndrome, which occurs with an estimated frequency of 1 in 5,000 females and is the second most common cause of primary amenorrhea after gonadal dysgenesis.
Primary amenorrhea is defined as absence of menses by age 14 years with no other sexual characteristics or absence of menses by age 16 years with sexual characteristics.
One of her sisters (II-2), a 22-year-old female who had complaints of absent breast enlargement and primary amenorrhea and who had been given estrogen treatment in another clinic was also diagnosed as a case of IHH.
Patient 5 was a 15-year-old and was admitted to the clinic with complaints of primary amenorrhea and masses in the inguinal region.
One case of primary amenorrhea studied laparoscopic ally shows bilateral streak gonads with absent of uterus.
CASE REPORT: A 15 years old unmarried girl was admitted in our hospital with history of primary amenorrhea and cyclical lower abdominal pain since 1 year.

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