Hidden pain in the abdomen above the navel of a man can be caused by a variety of reasons, generally considered to be caused by stomach diseases, coronary heart disease, liver, gallbladder and pancreas diseases, intestinal diseases and other reasons. According to different causes, need to take appropriate treatment measures and methods. 1. Stomach diseases: when suffering from indigestion, gastritis, peptic ulcer, stomach tumor, hidden pain in the upper abdomen can occur, and will be accompanied by heartburn, acid reflux and other symptoms. 2. Coronary heart disease: when patients suffer from myocardial infarction, especially lower wall infarction, there may be hidden pain in the epigastric region, accompanied by chest tightness, panic, shortness of breath and other manifestations. 3. Hepatobiliary and pancreatic diseases: patients suffering from hepatitis, cholecystitis, gallbladder stones, acute and chronic pancreatitis can have vague pain in the upper abdomen, and can be accompanied by clinical symptoms and manifestations of the corresponding diseases. 4. Intestinal diseases: for example, when suffering from acute and chronic enteritis, there may be hidden pain in the upper abdomen and accompanied by diarrhea, abdominal distension, nausea, vomiting and other symptoms. In addition to the above reasons, there are many other diseases that can lead to epigastric pain, you need to go to the hospital to complete the relevant examinations, to clarify the cause of the disease, to be targeted treatment.