Pancreatic quadruple excision and triple anastomosis surgery, i.e., pancreaticoduodenectomy, and indigestion at 2 months may be caused by postoperative complications, or it may be caused by other diseases such as gastric diseases. Pancreaticoduodenectomy requires the removal of part of the pancreas, part of the stomach, all of the duodenum and gallbladder, all of which are organs of the digestive system, and the removal of which may result in nutrient absorption disorders, causing a series of complications, resulting in indigestion, and the patient may suffer from abdominal bloating, diarrhea and other discomforts. Two months after surgery, patients may also suffer from gastric diseases, such as gastritis, gastric ulcer, etc. When patients suffer from gastric peristalsis and gastric acid secretion abnormalities, so food may not be fully digested, resulting in indigestion. It is recommended that patients should go to the hospital in time when they are not feeling well, so as not to affect their condition.