Monitoring the growth and maturation of follicles in the ovaries and the dynamics of endometrial changes in different phases of the menstrual cycle. With a 28-day cycle, the examination is carried out on the 7th, 14th, 21st day from the beginning of menstruation.
On examination, you can determine the correctness of the development of the dominant follicle until the 14th day, the presence of a ripe follicle and the onset of ovulation on the 14th day, the condition and blood supply to the corpus luteum in the ovary on the 21st day. Also, the correspondence of the state of the uterine cavity, the structure and thickness of the endometrium to the phase of the cycle is determined. This dynamic examination is indicated for cycle disorders, difficulty in conception, miscarriage, if necessary, the use of assisted reproductive technologies, hormonal disorders, to monitor the effectiveness of hormonal treatment.