clinicalNIdentifies the absence or presence of regional lymph node (N) metastasis and describes the extent of regional lymph node metastasis as recorded by the physician. Possible values are Not recorded by the physician.; NX; N0; N1; N1b; N2c; N3; Not Applicable.
csRegionalLymphNodes"Identifies the regional lymph nodes involved with cancer at the time of diagnosis. 2 numerics; 01 - 99; None; Possible values are No regional lymph node involvement; Lymph nodes, NOS; Unknown; regional lymph nodes cannot be assessed; not stated in patient record; Not applicable; site/histology specific codes; etc"
lymphNodesSeer"Identifies SEER lymph node involvement. Possible values are number between 0 and 9 - No lymph node involvement; One positive ipsilateral node <3 cm in greatest diameter; One positive ipsilateral node 3 and <6 cm in greatest diameter; Multiple positive ipsilateral nodes <6 cm; Ipsilateral, node size not stated; Bilateral and/or contralateral; positive nodes <6 cm or size not stated; Any positive node(s), at least one >6 cm; Other than above; Lymph Nodes, NOS; Unknown, or Not Stated.
otherNIndicates the code that classifies the regional lymph nodes and describes the absence or presence and the extent of node metastases. Possible values are NX, NO, N1A, N1B, N2, N2A, N2B, N2C, N3, Not Applicable etc.
pathologicNIdentifies the absence or presence of regional lymph node (N) metastasis and describes the extent of regional lymph node metastasis as recorded by the physician. Not recorded by the physician; NX, N0; N0(i-); N0(i+); N0(mol-); N0(mol+); N1mi; Not applicable.
regionalNodesExaminedIndicates the total number of regional lymph nodes examined by the pathologist. Possible values are No nodes were examined; 1-89 nodes were examined; 90 or more nodes were examined; 95 No regional nodes were removed, but aspiration of regional nodes was performed; 96 Regional lymph node removal was documented as a sampling, and the number of nodes is unknown/not stated; 97 Regional lymph node removal was documented as a dissection, and the number of nodes is unknown/not stated; 98 Regional lymph nodes were surgically removed, but the number of lymph nodes is unknown/not stated and not documented as a sam pling or dissection; nodes were examined but the number is unknown; 99 It is unknown whether nodes were examined; not applicable or negative; not stated in patient record.
regionalNodesPositiveIndicates the exact number of regional lymph nodes examined by the pathologist and found to contain metastases. Possible values are All nodes examined are negative; 1-89 nodes are positive (Code exact number of nodes positive); 90 or more nodes are positive; 95 Positive aspiration of lymph node(s) was performed; 97 Positive nodes are documented, but the number is unspecified; 98 No nodes were examined; 99 It is unknown whether nodes are positive; not applicable; not stated in patient record.