Hidden pain in the abdomen during menopause may be due to diseases such as pelvic inflammatory disease, adnexitis and endometritis. 1. Pelvic inflammatory disease: It is usually due to pathogen infection such as Chlamydia trachomatis, Neisseria gonorrhea, etc., and is often related to factors such as poor hygiene, age, and infection of the lower genital tract. Patients often have lower abdominal pain symptoms, while menopausal patients may also show hidden pain in the abdomen. Some patients may also have increased vaginal discharge, abnormal vaginal bleeding and other phenomena. 2. Adnexitis: generally due to pathogen infection, but also along the mucous membrane of the reproductive tract upward spread, and with the inflammation of neighboring organs, poor sexual hygiene, placement of intrauterine device and other factors. Generally acute adnexitis patients often appear lower abdominal pain, increased vaginal discharge and other symptoms, while chronic adnexitis is mostly asymptomatic, some patients can be accompanied by lower abdominal pain, lumbosacral pain, etc., can also appear menopausal abdominal pain. 3. Endometritis: usually due to chlamydia, mycoplasma, Neisseria gonorrhoeae and other pathogenic infections, and with gynecological surgical operations, inflammation again acute attack and other factors. Patients often appear lower abdominal pain, fever, abnormal vaginal discharge and other symptoms, some patients can also be manifested as menopausal abdominal pain. It is recommended that menopausal patients should find out the cause of the symptoms of abdominal pain in time and carry out targeted treatment.