Medicare regards drug screening for medico-legal purposes (e.g., court-ordered drug screening) or for employment purposes (e.g., as a pre-requisite for employment or as a requirement for continuation of employment) as not medically necessary.
What causes heavy periods. Diagnosing what causes heavy periods can sometimes be difficult. However, some physical condition affecting the uterus, such as fibroids and polyps, may cause heavy menstrual bleeding. The more common reasons for heavy periods are: 1  fibroids. 2  polyps.  endometrial hyperplasia.
There are several medical conditions that can cause prolonged, heavy bleeding. They include: 1  Dysfunctional Uterine Bleeding (DUB) â A common cause of long periods is a condition called dysfunctional uterine bleeding. 2  DUB is caused by a hormonal imbalance. 3  This period problem can cause you to spot between periods, have heavy menstrual bleeding, and have long periods.