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Amenorrhea or amenorrhoea is the absence of a menstrual period in a female who has reached reproductive age. [1] Physiological states of amenorrhoea are most commonly seen during pregnancy and lactation ( breastfeeding ).
Amenorrhea, or the absence of menstruation, is subdivided into primary and secondary amenorrhea. In primary amenorrhea, in which there is a failure to menstruate by the age of 16 with normal sexual development or by 14 without normal sexual development, causes can be from developmental abnormalities of the uterus, ovaries, or genital tract, or ...
It begins with the main symptom, which is amenorrhea, where there is an irregular or no menstrual period at all. Other symptoms are related to ovarian cysts, and more common ones are also listed below. A variation of symptoms can occur together, however, that depends on the person and the severity of the disease. Primary amenorrhea
Menopause is the opposite of menarche, the time when a girl's periods start. [ 12 ] In the years before menopause, a woman's periods typically become irregular, [ 13 ] [ 14 ] which means that periods may be longer or shorter in duration or be lighter or heavier in the amount of flow. [ 13 ]
The medical definition of hematocolpos is "an accumulation of blood within the vagina". It is often caused by the combination of menstruation with an imperforate hymen. [1] [2] It is sometimes seen in Robinow syndrome, uterus didelphys, or other vaginal anomalies. A related disorder is hematometra, where the uterus fills with menstrual blood. [3]
Mothers who breastfed exclusively longer showed a longer span of lactational amenorrhea, ranging from an average of 5.3 months in mothers who breastfed exclusively for only two months to an average of 9.6 months in mothers who did so for six months. [10] Another factor shown to affect the length of amenorrhea was the mother's age.
[better source needed] [9] In the United States, an analysis of 10,590 women aged 15–44 taken from the 2013–2017 round of the CDC's National Survey of Family Growth found a median age of 11.9 years (down from 12.1 in 1995), with a mean of 12.5 years (down from 12.6).
A thesaurus (pl.: thesauri or thesauruses), sometimes called a synonym dictionary or dictionary of synonyms, is a reference work which arranges words by their meanings (or in simpler terms, a book where one can find different words with similar meanings to other words), [1] [2] sometimes as a hierarchy of broader and narrower terms, sometimes simply as lists of synonyms and antonyms.