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A contraction stress test (CST) is performed near the end of pregnancy (34 weeks' gestation) to determine how well the fetus will cope with the contractions of childbirth. The aim is to induce contractions and monitor the fetus to check for heart rate abnormalities using a cardiotocograph. A CST is one type of antenatal fetal surveillance ...
Menstrual Cycle including Menstrual phase (often referred to as "period") A menstrual disorder is characterized as any abnormal condition with regards to a woman's menstrual cycle. There are many different types of menstrual disorders that vary with signs and symptoms, including pain during menstruation, heavy bleeding, or absence of menstruation.
Knowing the first day of a woman’s last menstrual period is useful in other ways. Dr. Arlene Go, an ob-gyn and specialist fellow studying endometriosis at Hera Biotech, tells Yahoo Life that it ...
Diagram illustrating how the uterus lining builds up and breaks down during the menstrual cycle Menstruation (also known as a period, among other colloquial terms) is the regular discharge of blood and mucosal tissue from the inner lining of the uterus through the vagina. The menstrual cycle is characterized by the rise and fall of hormones. Menstruation is triggered by falling progesterone ...
Estimates of the percentage of female adolescents and women of reproductive age affected are between 50% and 90%. [4] [6] It is the most common menstrual disorder. [2] Typically, it starts within a year of the first menstrual period. [1] When there is no underlying cause, often the pain improves with age or following having a child. [2]
~25% of women [2] Premenstrual syndrome ( PMS ) is a disruptive set of emotional and physical symptoms that regularly occur in the one to two weeks before the start of each menstrual period . [ 4 ] [ 5 ] Symptoms resolve around the time menstrual bleeding begins. [ 4 ]
Menstrual cycle The menstrual cycle is a series of natural changes in hormone production and the structures of the uterus and ovaries of the female reproductive system that makes pregnancy possible. The ovarian cycle controls the production and release of eggs and the cyclic release of estrogen and progesterone. The uterine cycle governs the preparation and maintenance of the lining of the ...
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