Menstruation more than 10 days still did not do cleanly

Menstruation more than 10 days are not clean, this is a prolonged period, if there is no sex life and dysfunctional uterine bleeding, that is, endocrine disorders caused by closely related factors, there may be endometrial lesions, such as endometrial polyps, endometriosis and other gynecological inflammation. Organic lesions of the uterus and accessories may also affect the normal menstruation, need to check clear after active menstruation. On the other hand, there may also be abnormal pregnancy caused, that is, ectopic pregnancy may be, after blood test hcg can be clear, if bleeding more, normal already belongs to abortion type.