Pathologic M

This input is used for staging

Notes

**Distant lymph nodes** **Primary tumor in either left or right liver** Aortic Para-aortic Periaortic Cardiac Caval Coronary artery Diaphragmatic, NOS Lateral (aortic) (lumbar) Pericardial (pericardiac) Posterior mediastinal (tracheoesophageal) including juxtaphrenic nodes Renal artery Retroperitoneal, NOS **Primary tumor in left liver (segments 2-4) or lobe of liver not stated** Periduodenal Peripancreatic **Primary tumor in right liver (segments 5-8) or lobe of liver not stated** Gastrohepatic

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 nodes, NOS

Distant metastasis WITH or WITHOUT distant lymph node(s)

Carcinomatosis

Distant metastasis, NOS

Stated as M1
p1 pM1 Distant metastasis HISTOLOGICALLY confirmed:
Distant lymph nodes, NOS

Distant metastasis WITH or WITHOUT distant lymph node(s)

Carcinomatosis

Distant metastasis, 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)