ObjectiveTo summarize the clinical characteristics of primary malignant duodenal neoplasms(PMDN).
2
对于良性肿瘤可选用十二指肠节段切除或局部切除，对于恶性肿瘤应首选胰十二指肠切除术。
Segmental duodenectomy and simple tumor resection are curable for benign PTD, while for malignant PTD the therapy of choice should be pancreatoduodenectomy.
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