NEET BIOLOGY

Detailed explanation-1: -The endometrium changes throughout the menstrual cycle in response to hormones. During the first part of the cycle, the hormone estrogen is made by the ovaries. Estrogen causes the lining to grow and thicken to prepare the uterus for pregnancy.

Detailed explanation-2: -One of the more common causes of changes in endometrial thickness is pregnancy. Women who are having an ectopic pregnancy or who are less than 5 weeks pregnant may show signs of a thickening endometrium.

Detailed explanation-3: -When there is an unusual thickening of the uterine lining, it can result in what is known as endometrial hyperplasia. The condition is associated with heavy menstrual periods, short menstrual cycles (oligomenorrhea), and postmenopausal bleeding.

Detailed explanation-4: -Our study demonstrated that Ent in hCG administration day correlated with pregnancy outcomes in fresh IVF/ICSI cycles. The highest pregnancy rate was accompanied by 8–11 mm endometrial thicknesses and decreased to zero when Ent was > 14 mm.

Detailed explanation-5: -A transvaginal ultrasound measures your endometrium. It uses sound waves to see if the layer is average or too thick. A thick layer can indicate endometrial hyperplasia. Your doctor will take a biopsy of your endometrium cells to determine if cancer is present.