Pathologic M

This input is used in derivation

Notes

**Distant lymph nodes** Cervical lymph nodes

NAACCR Item

NAACCR #900
Pathologic M Pathologic M Display Description Registrar Notes
c0 cM0 No distant metastasis Unknown; distant metastasis not stated
Distant metastasis cannot be assessed
Not documented in patient record
c1 cM1 Distant metastasis CLINICAL assessment only:
Distant lymph node(s), NOS

Distant metastasis:
Direct extension to contralateral lung
Discontinuous involvement of contralateral pleura/chest wall

Carcinomatosis

Distant metastasis WITH or WITHOUT distant lymph node(s)

Distant metastases, NOS

Stated as M1
p1 pM1 Distant metastasis HISTOLOGICALLY confirmed:
Distant lymph node(s), NOS

Distant metastasis:
Direct extension to contralateral lung
Discontinuous involvement of contralateral pleura/chest wall

Carcinomatosis

Distant metastasis WITH or WITHOUT distant lymph node(s)

Distant metastases, NOS
88 88 Not applicable Primary site/histology not TNM defined
Death certificate only (DCO) case
<BLANK> BLANK See Registrar Notes Pathologic classification criteria not met
No pathologic workup for T and N categories and no pathologic evidence of metastasis
Only Pathologic Stage Group documented (no T, N, or M information available)