According to the symptoms, you can consult the gastroenterology, general internal medicine, gynecology, urology and other medical treatment. 1. Gastroenterology: An upset stomach may be caused by indigestion, chronic gastritis, gastric ulcer, duodenal ulcer, cholecystitis, appendicitis, etc. These diseases belong to gastroenterology, so you can go to gastroenterology for treatment. 2. General Internal Medicine: If the hospital’s division is not so clear about the above mentioned diseases, they also belong to the category of general internal medicine, so you can go to the general internal medicine department for treatment. 3. Gynecology: If the patient is a woman, the lower abdominal pain may be caused by gynecological diseases such as pelvic inflammatory disease, ovarian tumor, etc., so she can go to the gynecology department for examination and treatment. 4. Urology: discomfort in the lower abdomen may also be urological diseases, such as acute renal nephritis, urinary stones, urinary tumors, etc. You can go to the urology department for consultation and treatment. The stomach discomfort, please consult the doctor in time, active treatment, so as not to delay the disease.