Hidden pain above the navel that feels hard may be related to pancreatic diseases, gastrointestinal diseases, liver diseases and so on. 1. Pancreatic diseases: When patients suffer from acute pancreatitis and other diseases, it may lead to vague pain above the navel, the abdominal muscles will be tense and hard when touching the stomach, and also accompanied by nausea, vomiting and other symptoms. 2. Gastrointestinal diseases: If you suffer from gastric ulcers, duodenal ulcers, acute and chronic gastroenteritis and other gastrointestinal diseases, it is easy to lead to a hidden pain above the navel and feel the hardness of the situation. 3. Liver disease: for patients suffering from liver disease, may also cause vague pain above the navel, such as hepatitis activity, in the body tired or emotional fluctuations, the local pain will be more obvious. These are only some of the common causes. Patients with vague pain above the navel that feels hard, should go to the hospital in a timely manner, to clarify the cause of the disease and follow the doctor’s instructions for treatment.