Nodal Disease Staging

SAS Name
NODAL_DISEASE

Nodal disease staging. 

Source: Oncology Care Model Data Registry

Comments

Practices were required to report clinical and staging data associated with each beneficiary’s assigned cancer. Nodal Disease (N) category describes the regional lymph node involvement as defined for each cancer site. It may include the absence or presence of cancer in regional nodes and/or the number of positive nodes, size, or involvement.

Nodal disease reporting was required for breast cancer, female GU other than ovarian cancer, gastro-esophageal cancer, kidney cancer, malignant melanoma, ovarian cancer, pancreatic cancer, and prostate cancer, and for the following cancer types for specific diagnosis codes:

  • Anal cancer – all diagnoses (except for C21.2 under the AJCC 8th edition)
  • Bladder cancer – C65.1, C65.2, C65.9, C66.1, C66.2, C66.9, C67.0, C67.1, C67.2, C67.3, C67.4, C67.5, C67.6, C67.7, C67.8, C67.9, and C68.0
  • Endocrine tumors – C73, C74.00, C74.01, C74.02, C74.10, C74.11, C74.12, C74.90, C74.91, C74.92, C7A.010, C7A.011, C7A.012, C7A.020, C7A.021, C7A.022, C7A.023, C7A.024, C7A.025, C7A.026, C7A.029, C7A.090, C7A.091 (AJCC 8th edition only), C7A.092, C7A.1, and C7A.8
  • Head and neck cancer – AJCC 8th edition: all diagnoses EXCEPT C30.1, C33, C69.10, C69.11, C69.12, C69.80, C69.81, C69.82, C69.90, C69.91, and C69.92. AJCC 7th edition: all diagnoses EXCEPT C14.0, C14.2, C14.8, C30.1, C31.8, C31.9, C32.3, C33, C69.10, C69.11, C69.12, C69.90, C69.91, C69.92, and C76.0
  • Liver cancer – C22.0, C22.1, C22.2, C22.3, C22.4, C22.7, C22.8, C22.9, C23, C24.0, and C24.1
  • Lung cancer – C34.00, C34.01, C34.02, C34.10, C34.11, C34.12, C34.2, C34.30, C34.31, C34.32, C34.80, C34.81, C34.82, C34.90, C34.91, C34.92, C45.0, C45.7, and C45.9
  • Lymphoma – AJCC 8th edition only: C84.00, C84.01, C84.02, C84.03, C84.04, C84.05, C84.06, C84.07, C84.08, C84.09, C84.10, C84.11, C84.12, C84.13, C84.14, C84.15, C84.16, C84.17, C84.18, C84.19, C84.A0, C84.A1, C84.A2, C84.A3, C84.A4, C84.A5, C84.A6, C84.A7, C84.A8, C84.A9, C86.3, and C86.6
  • Small intestine/colorectal cancer – C17.0, C17.1, C17.2, C17.8, C17.9, C18.0, C18.1, C18.2, C18.3, C18.4, C18.5, C18.6, C18.7, C18.8, C18.9, C19, and C20
Code Code value
None Selected
N0
N0(i+)
N0a
N0b
N1
N1a
N1b
N1c
N1mi
N2
N2a
N2b
N2c
N2mi
N3
N3a
N3b
N3c
NX
pN0
pN0(i+)
pN0(i-)
pN0(mol+)
pN0(mol-)
pN1
pN1a
pN1b
pN1c
pN1mi
pN2
pN2a
pN2b
pN2c
pN3
pN3a
pN3b
pN3c
pNX
Null/missing n/a (not required for cancer type); or not reported by OCM participant (reference details in the RPTD_TO_RGSTRY codebook entry)