Clinical M

This input is used for staging

Notes

**Note 1:** When both the Federation Internationale de Gynecologie et d'Obstetrique (FIGO) stage and metastatic detail are available, use the metastatic detail in preference to a statement of FIGO stage - see Registrar notes. * If the only information is FIGO III [NOS] or IIIC, assign the appropriate stage and leave clinical T, N, and M blank **Note 2:** Discontinuous metastasis to any of the following abdominal organs by way of peritoneal seeding or implants is included in the T3 category (FIGO Stage III) and coded in T (primary tumor). * Abdominal mesentery; diaphragm; gallbladder; infracolic omentum; kidneys; large intestine except rectum, rectosigmoid, and sigmoid colon; liver (peritoneal surface); omentum; pancreas; pericolic gutter; peritoneum, NOS; small intestine; spleen; stomach; and ureters outside pelvis **Note 3:** Hematogenous metastases are included in M1 (FIGO Stage IV) disease.

NAACCR Item

NAACCR #960
Clinical M Clinical M Display Description Registrar Notes
c0 cM0 No distant metastasis Only information available is FIGO Stage I [NOS], IA, IB, II [NOS], IIA, IIB, IIC, IIIA, or IIIB

Unknown; distant metastasis not stated
Not documented in patient record
c1 cM1 Distant metastasis except peritoneal metastasis CLINICAL assessment only:
Distant lymph nodes, NOS

Involvement of other organs by peritoneal seeding or implants including:
Liver parenchymal metastasis
Pleural effusion WITH positive cytology

Carcinomatosis

Distant metastasis WITH or WITHOUT distant lymph node(s)

Distant metastasis, NOS

FIGO Stage IV

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

Involvement of other organs by peritoneal seeding or implants including:
Liver parenchymal metastasis
Pleural effusion WITH positive cytology

Carcinomatosis

Distant metastasis WITH or WITHOUT distant lymph node(s)

Distant metastasis, NOS

FIGO Stage IV
88 88 Not applicable Primary site/histology not TNM defined
In situ case but no pTis is defined by TNM
Death certificate only (DCO) case
<BLANK> BLANK See Registrar Notes Only information is FIGO Stage III [NOS] or IIIC

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)