Excessive Bleeding Excessive, Heavy, Bleeding (menstrual Cycle/period) For A Week? What Could Be The Problem?

Excessive, heavy, bleeding (menstrual cycle/period) for a week? What could be the problem? - excessive bleeding

My mother is 45 and she has only infrequently book. For a week, which had heavy bleeding. Its mandate was very difficult. It should take 3-4 baths a day because his time of high ... What could be the problem? Recently (2-3 months) has reviewed the neck, was found, but nothing substantial. She wondered whether they go into hospital or not ... The proposals, ideas are super helpful.

BTW: The research will focus on who is not pregnant. Your tubes are tied and the last child she had been in 1991.