Colitis does not usually lead to symptoms of acid reflux. Acid reflux can be caused by diseases such as reflux esophagitis and chronic gastritis. Acid reflux is usually caused by the reflux of gastric or duodenal contents into the esophagus, and can be caused by disorders of the upper gastrointestinal tract such as reflux esophagitis, chronic gastritis, or other disorders such as peritoneal fluid retention. Colitis can refer to ulcerative colitis, ischemic colitis, radiation colitis, pseudomembranous enteritis, etc. The main manifestations of the above mentioned diseases are abdominal pain, diarrhea and other symptoms, but usually do not lead to symptoms of acid reflux. Patients with acid reflux symptoms are advised to go to the hospital and ask the doctor to determine the cause of the disease.