What causes abdominal pain and diarrhea?

Bacterial, viral, dyspepsia, loss of appetite, immune bowel disease, irritable bowel syndrome, chronic pancreatitis, poisoning, space-occupying lesions, hyperthyroidism, etc. can cause abdominal pain, diarrhea, most commonly seen in diarrhea caused by infection or dyspepsia. If it is a recent symptom, routine stool and blood routine should be improved. If there are white blood cells, antibiotics should be taken orally. If abdominal pain and diarrhea last for a long time, colonoscopy should be improved, and relevant examinations should be improved in combination with symptoms.