How does upper abdomen middle and slant left side persistent ache do ah

This phenomenon is related to gastritis, stomach tumor, intercostal inflammation, fracture and other factors. You should go to a regular hospital for X-ray and other related examinations to check the disease factors. If it is diagnosed as gastric ulcer, you should take gastric mucosal protective agents and other drugs for treatment. You should pay attention to reasonable diet and rest at ordinary times.