结论原发性小肠肿瘤少见，容易误诊。
Conclusions Primary small bowel tumor is uncommon and easy to be misdiagnosed.
目的探讨原发性小肠肿瘤的诊断与治疗。
Objective To investigate the diagnosis and treatment of primary small intestinal tumour.
目的：探讨原发性小肠肿瘤的临床诊断和治疗经验。
Objective: To explore the clinical experience of diagnosis and treatment of primary small intestine neoplasm.
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