Of all gastrointestinal tumors, the incidence of small intestinal tumors is less than 2%. Based on the comprehensive analysis of the data of 1024 cases of foreign capsule endoscopy, the diagnosis rate of small intestinal tumor was 6.0% to 8.9%. Small intestinal neoplastic lesions are lack of specific manifestations, due to the lack of direct examination of the small intestine in the past, early diagnosis is very difficult, especially malignant tumors of the small intestine, most of them are found in the late stage. The application of capsule endoscopy provides conditions for the early detection of small intestinal tumors. Capsule endoscopy is an effective diagnostic method for small intestinal tumors. Capsule endoscopy can detect small intestinal tumors early and guide its treatment, which can improve the prognosis of patients with small intestinal tumors.
