The stomach, intestines, liver, and gallbladder are among the digestive system organs that are operated on during gastrointestinal Surgery. It is used to treat conditions like obesity, hernias, ulcers, and cancer. Common types include bariatric Surgery, pancreatic Surgery, cholecystectomy, appendectomy, and gastrectomy. Robot-assisted Surgery, laparoscopic Surgery, or open Surgery can be used to do it. Current Studies on Laparoscopic Sleeve Gastrectomy Outcomes in Patients with Nonalcoholic Fatty Liver Disease This is the main session on gastrointestinal Surgery.