The causes of pain in the upper right side of the abdomen mainly include gastrointestinal diseases as well as grade liver and gallbladder diseases. At present, the clinical causes of pain in the upper right abdomen are seen in the following system diseases: a. Biliary system diseases, most commonly gallbladder stones causing acute and chronic cholecystitis, further abdominal ultrasound examination is needed to clarify the diagnosis, and laparoscopic cholecystectomy is needed after the diagnosis of gallbladder stones is clear, and a cure can be obtained. Second, liver system diseases, mainly seen in liver abscess, can appear right upper abdominal pain, even accompanied by chills and fever, further ultrasound or CT examination of the liver is needed, and anti-inflammatory treatment is needed after the diagnosis is clear, and puncture and drainage is needed if necessary. Third, peptic diseases, mainly seen in peptic ulcers, need further gastroscopy to clarify the diagnosis, for peptic ulcers using anti-ulcer conservative treatment, about one to two courses of treatment can be cured.