Neoplasms of the small intestine are uncommon.Benign tumors can include leiomyomas, fibromas, neurofibromas, and lipomas.

• 小肠肿瘤较为少见，良性肿瘤包括平滑肌瘤、纤维瘤、神经纤维瘤和脂肪瘤。