Irregular bleeding from lower body is not necessarily cervical cancer, it may be uterine fibroid, endometrial polyp, cervical polyp and other diseases. 1. Uterine fibroids: the cause of uterine fibroids is still unclear, and it is considered to be related to heredity and sex hormone level, etc. Patients will have symptoms such as abnormal vaginal secretion, increased menstrual flow and irregular vaginal bleeding during non-menstrual period. In addition, patients with uterine fibroids may also have symptoms such as lower abdominal distension, pain and backache. 2. Endometrial polyps: the cause of endometrial polyps is not yet clear, mostly related to high sex hormone levels, inflammatory stimulation and other factors. The main symptoms of patients are abnormal uterine bleeding, abnormal menstruation, foul-smelling bloody discharge, and long-term infertility. 3. Cervical polyp: It may be related to chronic inflammation and infection, and may cause coital bleeding and irregular vaginal bleeding. 4. Cervical cancer: cervical cancer is mainly caused by human papilloma virus infection, if the patient has bleeding after sex, bloody leukorrhea with fishy smell and rice soup-like discharge, the above symptoms need to be examined by doctor. If patients have symptoms of irregular bleeding from lower body, they should consult doctor in time and follow doctor’s advice for examination and treatment.