After the abortion surgery in January to the menstrual flow may be temporary menstrual disorders, is a normal phenomenon, may also be endometritis and other diseases caused by abnormal phenomena, need to be specifically analyzed. 1. Temporary menstrual disorders: abortion surgery is a kind of traumatic surgery, in the process of surgery on the uterine lining damage, the damaged uterine lining is not completely repaired, may cause temporary menstrual flow, is a normal phenomenon, do not need to be too nervous. 2. Endometritis: Abortion is an invasive procedure, and lack of attention to personal hygiene can lead to endometritis, resulting in heavy menstrual flow. After abortion, you should pay more attention to rest and avoid overwork. If the menstrual flow is heavy and accompanied by abdominal pain and other symptoms, you should go to the hospital in time for examination and treatment under the guidance of the doctor.