Which womb factor can cause the Amenorrhea?
The endometrium is had the ovary secretion’s sex hormone’s stimulation the periodic change, when the endometrium peeling falls off namely has the menstrual onset, therefore, does not have the womb or the hypoplasia of uterus in congenitalness, the endometrium damage or the womb excise case, even if the ovarian function is perfect, the sex hormone secretion is normal, also does not have the menstrual onset, this kind of Amenorrhea reason in womb, therefore calls the womb Amenorrhea.
(1) congenitalness does not have the womb or the hypoplasia of uterus: Is the primary stage stops menstruating, because has the normal ovarian function, therefore, these patient’s external genital organs and the second sexual character growth is good, the cytogenetics inspection chromatin for the masculine gender, the nuclear type is 46XX.
(2) endometrium damage or womb excision: Because if the endometrium is destroyed the radiotherapy, the dilation and curettage depth or attracts the palace negative pressure excessively higher, causes the Amenorrhea which the palace cavity adhesion causes to call the Asherman syndrome. After serious infection like tuberculosis infection, post-natal or miscarriage, the infection and so on may harm the endometrium. The nursing time is excessively long may cause the endometrium to wither excessively, even vanishes.
(3) endometrium response bad: The endometrium does not rebel to the ovarian hormone secretion’s sex hormone should, aperiodic change, therefore does not have the menstruation.
