sick asian middle aged man have a stomach aches,painful and discomfort,severe belly pain,left-sided kidney infection or

abdomen abdominal ache aches aged appendicitis appendix asian bacteria bed belly bowel cancer care colitis colon digestive discomfort disease disorders diverticulitis fever gallstone gastric gastritis gastrointestinal health home illness infection inflammation intestine irritable kidney large left left-sided leftsided lining male man middle pain painful pancreas pancreatitis peptic problem right room serious severe sick side stomach stomachache stones syndrome ulcerative ulcers virus