Hidden pain in liver area with normal liver function may be caused by liver cancer patient’s liver compensatory ability is still normal and tumor compressing surrounding tissues, and it may also be caused by external injury, cholecystitis and other inflammatory stimulation. In some liver cancer patients, liver has certain compensatory ability and liver function is normal, but due to the tumor compressing the surrounding nerves, they will feel vague pain. Liver area usually refers to the right upper abdominal area, which mainly includes liver, gallbladder, duodenum and so on. If the liver area in the right upper abdomen is injured by external force, there may be normal liver function but vague pain in the liver area. If there is cholecystitis, appendicitis, etc., due to inflammatory stimulation, etc., there will be pain in the liver area, but liver function is normal. Normal liver function and pain in the liver area may be due to other reasons, which should be promptly consulted and treated under the guidance of a doctor, so as not to delay the optimal treatment period.