Cervical adhesions refer to the narrowing or atresia of the cervical canal due to adhesion of the mucous membrane of the cervical canal after injury. Depending on the degree and extent of adhesions, they can cause poor or even complete obstruction of the flow of uterine secretions or menstrual blood, resulting in fluid accumulation in the uterine cavity, retention of menstrual blood, resulting in dysmenorrhea, occult amenorrhea, and secondary infection leading to pus accumulation in the uterine cavity. Cervical adhesions can be clinically recognized not only according to the clinical manifestations of patients, but also according to the auxiliary examinations to obtain a diagnosis. (1) pain in the abdomen: generally, about one month after abortion or curettage, sudden spasmodic pain in the lower abdomen appears, some patients have severe abdominal pain, restlessness, difficulty in movement, and even painful exhaustion and defecation; (2) abnormal menstruation: complete cervical adhesions can appear amenorrhea, and partial cervical adhesions are manifested as scanty menstruation, but (3) Pregnancy abnormalities: infertility is the main symptom of the disease, and patients are prone to pregnancy failure, including early and mid-term miscarriage, preterm delivery, ectopic pregnancy, etc. (2) Hysteroscopy: It can find out whether there are cervical adhesions and determine the site, scope, degree and tissue of adhesions; (3) Iodine hydrography of uterine tubes: It can not only find out whether there are cervical adhesions, but also have the effect of unblocking mild cervical adhesions. (3) Iodine hydrography of the uterine tubes: not only can we know whether the cervix is adherent or not, but also have the effect of unblocking mild cervical adhesion. Treatment of cervical adhesions Once cervical adhesions are diagnosed through symptoms and examination, the following measures can be taken: 1) Surgery: This is the preferred treatment and can usually be performed with a uterine probe or hysteroscopy. If the adhesions are severe, a birth control device can be placed after surgery to avoid re-adhesions. Women with fertility requirements can be removed after 3 months after the IUD is placed, to avoid re-infection after the IUD is removed; 2, other treatment: including the choice of anti-inflammatory drugs after surgery, pay attention to rest, avoid smoking and alcohol, avoid cold, spicy, stimulating diet, keep the vulva clean and dry, to avoid gynecological inflammation, etc.