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A cancer staging client library
{
"id" : "clin_n_bladder_88949",
"algorithm" : "tnm",
"version" : "1.7",
"name" : "Clin N Bladder",
"title" : "Clinical N",
"notes" : "**Note 1:** Code only regional nodes and nodes, NOS, in this field. Distant nodes are coded in M (distant metastasis).\n\n**Note 2:** Regional lymph nodes for the bladder are the nodes of the true pelvis, which essentially are the pelvic nodes below the bifurcation of the common iliac arteries, but include the lymph nodes along the common iliac artery too. Laterality does not affect the N classification.\n\n**Regional lymph nodes**\n\n N1 (single) or N2 (multiple): Lymph nodes in the true pelvis\n Perivesical\n Iliac\n Internal (hypogastric)\n Obturator\n External\n Iliac, NOS\n Sacral (lateral, presacral, sacral promontory (Gerota's), or NOS)\n Pelvic, NOS\n \n Regional lymph nodes, NOS\n Lymph nodes, NOS\n\n N3:Single or multiple\n Common iliac lymph node(s)",
"last_modified" : "2018-04-11T19:53:04.841Z",
"definition" : [ {
"key" : "clin_n",
"name" : "Clinical N",
"type" : "INPUT"
}, {
"key" : "clin_n_display",
"name" : "Clinical N Display",
"type" : "DESCRIPTION"
}, {
"key" : "description",
"name" : "Description",
"type" : "DESCRIPTION"
}, {
"key" : "notes",
"name" : "Registrar Notes",
"type" : "DESCRIPTION"
} ],
"rows" : [ [ "cX", "cNX", "Regional lymph nodes cannot be assessed", "Clinical classification criteria met, evaluation done: \n Physician unable to assess N\n Regional lymph node involvement cannot be determined or findings inconclusive\nPhysician assigns cNX, no other information available to determine N" ], [ "c0", "cN0", "No regional lymph node metastasis", "" ], [ "c1", "cN1", "Metastasis in a single lymph node in the true \npelvis: \n Hypogastric \n Obturator \n External iliac\n Presacral", "Not stated if single or multiple\n\nStated as N1" ], [ "c2", "cN2", "Metastasis in multiple lymph nodes in the true pelvis:\n Hypogastric \n Obturator \n External iliac\n Presacral", "MULTIPLE regional lymph nodes\n \nStated as N2" ], [ "c3", "cN3", "Metastasis in a common iliac lymph node(s)", "Common iliac lymph node(s)\n\nStated as N3" ], [ "88", "88", "Not applicable", "Primary site/histology not TNM defined\nDeath certificate only (DCO) case" ], [ "", "BLANK", "See Registrar Notes", "Clinical classification criteria not met\nClinical classification criteria met, evaluation done:\n No information about diagnostic workup\n Results not documented in record\nTumor first detected on surgical resection (no clinical workup)\nEvidence of metastatic disease [(cM1) or (pM1)], no other workup\nOnly Clinical Stage Group documented (no T, N, or M information available)" ] ]
}