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algorithms.tnm.1.7.tables.path_n_dak.json Maven / Gradle / Ivy

{
  "id" : "path_n_dak",
  "algorithm" : "tnm",
  "version" : "1.7",
  "name" : "Path N Stomach",
  "title" : "Pathologic N",
  "notes" : "**Note 1:** Histological examination of a regional lymphadenectomy specimen will ordinarily include 16 or more lymph nodes. If the lymph nodes are negative, but the number ordinarily examined is not met, classify as pN0. (1)\n\n**Note 2:**  Code only regional nodes and nodes, NOS, in this field.  Distant nodes are coded in M (distant metastasis).\n\n**Note 3:**  Assign N1 if regional lymph nodes are involved but there is no indication of the number of nodes involved.\n\n**Note 4:**  Assign as regional node metastases when there are metastatic nodules in the fat adjacent to a gastric carcinoma WITHOUT evidence of residual lymph node tissue; assign as M (distant metastases) for nodules implanted on peritoneal surfaces.\n\n**Regional lymph nodes**\n\n    Celiac\n       Hepatic  \n    Hepatoduodenal (for lesser curvature)    \n    Left gastric (superior gastric), NOS\n       Cardial\n       Cardioesophageal\n       Gastric, left\n       Gastropancreatic, left\n       Lesser curvature\n       Lesser omental\n       Paracardial\n    Nodule(s) in perigastric fat    \n    Pancreaticosplenic (pancreaticolienal)\n    Pancreaticoduodenal\n    Perigastric, NOS\n    Peripancreatic\n    Right gastric (inferior gastric), NOS\n       Gastrocolic\n       Gastroduodenal\n       Gastroepiploic (gastro-omental), right or NOS\n       Gastrohepatic\n       Greater curvature\n       Greater omental\n       Pyloric, NOS: infrapyloric, subpyloric, suprapyloric\n    Splenic (lienal), NOS\n        Gastroepiploic (gastro-omental), left\n        Splenic hilar\n\n    Regional lymph nodes, NOS\n    Lymph nodes, NOS",
  "footnotes" : "(1) International Union Against Cancer (UICC) *TNM Classification of Malignant Tumors,* 7th ed., Sobin, LH, Gospodarowicz, M, Wittekind, CH, eds. New York: Wiley, 2009, pg., 76",
  "last_modified" : "2018-04-11T19:53:02.265Z",
  "definition" : [ {
    "key" : "path_n",
    "name" : "Pathologic N",
    "type" : "INPUT"
  }, {
    "key" : "path_n_display",
    "name" : "Pathologic N Display",
    "type" : "DESCRIPTION"
  }, {
    "key" : "description",
    "name" : "Description",
    "type" : "DESCRIPTION"
  }, {
    "key" : "notes",
    "name" : "Registrar Notes",
    "type" : "DESCRIPTION"
  } ],
  "rows" : [ [ "pX", "pNX", "Regional lymph nodes cannot be assessed", "Pathologic classification criteria met, evaluation done:\n    Physician unable to assess N\n    Surgical resection primary tumor, no regional lymph nodes removed\n    Involvement of regional lymph nodes not documented\nPhysician assigns pNX, no other information available to determine N" ], [ "p0", "pN0", "No regional lymph node metastasis", "" ], [ "p1", "pN1", "Metastasis in 1-2 regional lymph nodes", "Regional lymph nodes, NOS\nLymph nodes, NOS\n\nStated as N1" ], [ "p2", "pN2", "Metastasis in 3-6 regional lymph nodes", "Stated as N2" ], [ "p3", "pN3", "Metastasis in 7 or more regional lymph nodes", "Note: N3 has subcategories of N3a and N3b. Assign N3 only when there is no information available to assign one of the subcategories\n\nStated as N3 [NOS]" ], [ "p3A", "pN3a", "Metastasis in 7-15 regional lymph nodes", "Stated as N3a" ], [ "p3B", "pN3b", "Metastasis in 16 or more regional lymph nodes", "Stated as N3b" ], [ "c0", "cN0", "Clinically: No regional lymph node metastasis", "Use only for TNM defined pTis cases where there is a resection of the primary and the nodes are not evaluated pathologically" ], [ "88", "88", "Not applicable", "Primary site/histology not TNM defined\nDeath certificate only (DCO) case" ], [ "", "BLANK", "See Registrar Notes", "Pathologic classification criteria not met \nNo surgical resection of primary tumor and there isn’t a positive biopsy of a structure in the highest T category and highest N category\nEvidence of metastatic disease (pM1), no other workup\nOnly Pathologic Stage Group documented (no T, N, or M information available)" ] ]
}