Erythema of the peristoma skin is more common at the beginning and end of the postoperative period, which is defined as the first 2 weeks after surgery and the end of the period after discharge from the hospital. The traditional treatment, which relies on intravenous fluids and injections to promote the reduction of the redness, is time-consuming, costly, risky, and in many cases not particularly effective. A professional international stoma therapist will have three major assets in the treatment of peristoma redness and swelling: 1. Finding, analyzing, and determining the cause of the redness and swelling of the skin around the stoma, and targeting the treatment, which is of utmost importance. Because there are many most common causes of redness and swelling in the early stages of stoma surgery, such as separation of the mucous membranes of the peristoma skin, peristoma skin abscesses, and surgical suture reactions. And the common causes in the late stage of stoma surgery are fecal water dermatitis, allergic dermatitis, suppurative dermatitis, etc.; 2. Ostomy therapists use advanced wound treatment techniques, especially wet healing therapy, which is very effective in the application of stoma complications, and can often play a role in eliminating the effect of the disease; 3. Ostomy therapists pay more attention to multidisciplinary cooperation, and are adept at taking the initiative to work with the Department of Surgery of Oncology, Department of Surgery of Gastrointestinal Surgery, Department of Dermatology, and all other major related departments such as Nutritional Medicine, The stoma therapists pay more attention to multidisciplinary cooperation, and are good at taking the initiative to communicate and cooperate closely with oncology surgery, gastrointestinal surgery, dermatology, nutrition and other related departments to diagnose and treat the patients together, so as to make the patient’s condition grasp the whole situation, and to better serve the local treatment, thus enabling the patient to recover faster.