1. Examination of gastrointestinal diseases
1) Esophagus: chronic esophagitis, esophageal varices, esophageal foramen hernia, esophageal leiomyoma, esophageal cancer and cardia cancer, etc.;
2) Stomach and duodenum: chronic gastritis, gastric ulcer, benign gastric tumor, gastric cancer, duodenal ulcer, duodenal tumor;
3) Small intestine: small intestine tumor, smooth muscle tumor, sarcoma, polyp, lymphoma, inflammation, etc.;
4) Large intestine: non-specific ulcerative colitis, Crohn's disease, chronic colitis, colon polyps, colorectal cancer, etc.;
2. Inspection of pancreatic and biliary diseases: pancreatic cancer, cholangitis, cholangiocarcinoma, etc.;
3. Laparoscopy: liver disease, gallbladder disease, etc.;
4. Examination of respiratory diseases: lung cancer, lung biopsy and brushing through bronchoscopy, selective bronchography, etc.;
5. Urinary tract examination: cystitis, bladder union, bladder tumor, renal tuberculosis, renal calculus, renal tumor, ureteral congenital malformation, ureteral calculus, ureteral tumor, etc.
