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    Gastrointestinal Carcinoid Tumors Treatment (PDQ®): Treatment - Health Professional Information [NCI] - Stage Information for Gastrointestinal Carcinoid Tumors

    Table 6. Regional Lymph Nodes (N)a

    a Reprinted with permission from AJCC: Neuroendocrine tumors. 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.

    Table 7. Distant Metastases (M)a

    a Reprinted with permission from AJCC: Neuroendocrine tumors. In: Edge SB, Byrd DR, Compton CC, et al., eds.: AJCC Cancer Staging Manual. 7th ed. New York, NY: Springer, 2010, pp 181-9.
    M0 No distant metastases.
    M1 Distant metastasis.

    Neuroendocrine Tumors: Colon or Rectum

    Table 8. Primary Tumora

    a Reprinted with permission from AJCC: Neuroendocrine tumors. In: Edge SB, Byrd DR, Compton CC, et al., eds.: AJCC Cancer Staging Manual. 7th ed. New York, NY: Springer, 2010, pp 181-9.
    TX Primary tumor cannot be assessed.
    T0 No evidence of primary tumor.
    T1 Tumor invades lamina propria or submucosa and size ≤2 cm.
    T1a Tumor size <1 cm in greatest dimension.
    T1b Tumor size 1-2 cm in greatest dimension.
    T2 Tumor invades muscularis propria or size >2 cm with invasion of lamina propria or submucosa.
    T3 Tumor invades through the muscularis propria into the subserosa or into nonperitonealized pericolic or perirectal tissues.
    T4 Tumor invades peritoneum or other organs.
    For any T, add (m) for multiple tumors.

    Table 9. Regional Lymph Nodes (N)a

    a Reprinted with permission from AJCC: Neuroendocrine tumors. 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.

    Table 10. Distant Metastases (M)a

    a Reprinted with permission from AJCC: Neuroendocrine tumors. In: Edge SB, Byrd DR, Compton CC, et al., eds.: AJCC Cancer Staging Manual. 7th ed. New York, NY: Springer, 2010, pp 181-9.
    M0 No distant metastases.
    M1 Distant metastasis.
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