Normal uterus in a 47 y.o female

Normal uterus is 7.5cm length, 5cm wide and 2.5cm thickness.
The endometrial thickness varies depending on menstrual cycle and from individual to individual.

In premenopausal patients,
·         during menstruation: 2-4 mm 
·         early proliferative phase (day 6-14): 5-7 mm
·         late proliferative / preovulatory phase: up to 11 mm
·         secretory phase: 7-16 mm
·         following dilatation and curettage or spontaneous abortion: <5 mm, if it is thicker, to consider retained products of conception