Doctors use an important blood test called a complete blood count, or CBC for short, to measure the number of each blood cell in your blood sample. If the CBC shows a low number of red blood cells, white blood cells, or platelets, your doctor may look at the cells under a microscope.
In a typical menstrual cycle, estrogen made by the maturing ovarian follicle causes the glands to grow and the endometrium to thicken (partly through an increased blood supply).This thickening of the uterine lining is called the proliferative phase of the menstrual cycle.n a typical menstrual cycle, estrogen made by the maturing ovarian follicle causes the glands to grow and the endometrium to thicken (partly through an increased blood supply).
In medical parlance, thickening of uterus is known as Endometrial Hyperplasia. The endometrium is the lining of the uterus, that grows and thickens every month, in sexually mature women. It is shed during the menstrual period, in the absence of pregnancy.strogen builds or thickens the lining of the uterus, and progesterone controls its growth. Mid-cycle ovulation occurs and the egg is released from the ovary. In case the egg is not fertilized, it can result in a drop in the hormonal levels, causing a regular menstrual period.