The endometrium is the mucosal lining of the uterus which is shed monthly during menstruation. It is also the site where the newly fertilized egg attaches and grows with a developing placenta. Pathologists commonly receive biopsies from the endometrium, endocervix, and cervix. The menstrual cycle can be dated quite precisely by a pathologist. The following table illustrates some of the salient features.
POD stands for post ovulation day.
Ovulation usually occurs on day 14 of a 28 day cycle. Late menstrual Regenerative changes prominent Blaustein's Pathology of the Female Genital Tract. Springer-Verlag Press 1994. Surgical procedure which removes the uterus. If the cervix is removed with the uterine corpus, it is termed a total hysterectomy .