Clinical M

This input is used for staging

Notes

**Distant lymph nodes** Celiac lymph nodes **Jejunum (C171) and ileum (C172) primaries** Pericholedochal lymph node(s) (for duodenal primary [C170], see N [regional lymph nodes])

NAACCR Item

NAACCR #960
Clinical M Clinical 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, NOS

Carcinomatosis

Distant metastasis WITH or WITHOUT distant lymph node(s)

Distant metastasis, NOS

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

Carcinomatosis

Distant metastasis WITH or WITHOUT distant lymph node(s)

Distant metastasis, NOS
88 88 Not applicable In situ case but no pTis is defined by TNM
Death certificate only (DCO) case
<BLANK> BLANK See Registrar Notes Clinical classification criteria not met
Clinical classification criteria met, evaluation done:
No information about diagnostic workup
Results not documented in patient record
Clinical evaluation of T and N not done, no evidence metastatic disease
Tumor first detected on surgical resection (no clinical workup)
Only Clinical Stage Group documented (no T, N, or M information available)