Table 3. Regional Lymph Nodes (N)a
| aReprinted with permission from AJCC: Gastrointestinal stromal tumor. In: Edge SB, Byrd DR, Compton CC, et al., eds.: AJCC Cancer Staging Manual. 7th ed. New York, NY: Springer, 2010, pp 181-9. | |
| NX | Regional lymph nodes cannot be assessed. |
| N0 | No regional lymph node metastasis. |
| N1 | Regional lymph node metastasis. |
