1, Body surface diseases: body surface tumors and infectious diseases. 2.Thyroid, parathyroid and breast diseases: thyroid tumor, parathyroid tumor, hyperthyroidism, breast tumor, breast hyperplasia, nipple overflow, breast inflammation, etc. 3.Hepatobiliary, pancreatic and spleen diseases: hepatobiliary, pancreatic and spleen tumors, gallstones, biliary tract infection, pancreatitis, hypersplenism, etc. 4.Gastrointestinal diseases: appendicitis, gastric and duodenal ulcers and tumors, intestinal tumors, intestinal obstruction, gastrointestinal bleeding, etc. 5.Peripheral vascular diseases: varicose vein, deep vein thrombosis, aneurysm, arteriovenous fistula, thrombo-occlusive vasculitis, etc. 6.Extra-abdominal hernia (hernia, cold hernia): inguinal hernia, incisional hernia, closed-hole hernia, etc. 7.Diseases with abdominal pain as the main symptom. 8.Disease with vomiting or vomiting blood as the main symptom. 9.Diseases with blood, diarrhea, constipation, black stool, abdominal distension, etc. as the main symptoms. 10.Unexplained wasting. 11.Non-painful jaundice. 12.Various abdominal injuries.