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Table 2. Regional Lymph Nodes (N)a

aReprinted with permission from AJCC: Small intestine. In: Edge SB, Byrd DR, Compton CC, et al., eds.: AJCC Cancer Staging Manual. 7th ed. New York, NY: Springer, 2010, pp 127-32.
NXRegional lymph nodes cannot be assessed.
N0No regional lymph node metastasis.
N1Metastasis in 1–3 regional lymph nodes.
N2Metastases in ≥4 regional lymph nodes.