复习有关文献 ,就如何早期发现小肠肿瘤 ,讨论各种检查方法的应用特点和诊断率。检查时应注意各种方法的综合应用。有怀疑而仍不能确诊时应考虑手术探查。手术是主要的治疗方法 ,良恶性肿瘤的手术方式不同。淋巴瘤术后应辅助化疗。恶性肿瘤的预后比较差。早期诊断、早期恰当的治疗仍是改善小肠恶性肿瘤的主要手段 Review the literature on how to detect small intestinal tumors early to discuss the application features and diagnostic rate of various examination methods. Inspection should pay attention to the comprehensive application of various methods. Surgical exploration should be considered when suspicion is still not confirmed. Surgery is the main treatment, different surgical methods of benign and malignant tumors. Lymphoma should be adjuvant chemotherapy. The prognosis of malignant tumors is poor. Early diagnosis, early appropriate treatment is still the main means to improve intestinal malignant tumors