CS Mets Eval

Notes

**Note**: This item reflects the validity of the classification of the item CS Mets at DX only according to the diagnostic methods employed.
Code Description Staging Basis
0 Does not meet criteria for AJCC pathologic staging of distant metastasis:


Evaluation of distant metastasis based on physical examination, imaging examination, and/or other non-invasive clinical evidence. No pathologic examination of metastatic tissue performed or pathologic examination was negative.
c
1 Does not meet criteria for AJCC pathologic staging of distant metastasis:

Evaluation of distant metastasis based on endoscopic examination or other invasive technique, including surgical observation without biopsy. No pathologic examination of metastatic tissue performed or pathologic examination was negative.
c
2 Meets criteria for AJCC pathologic staging of distant metastasis:

No pathologic examination of metastatic specimen done prior to death, but positive metastatic evidence derived from autopsy (tumor was suspected or diagnosed prior to autopsy).
p
3 Meets criteria for AJCC pathologic staging of distant metastasis:

Specimen from metastatic site microscopically positive WITHOUT pre-surgical systemic treatment or radiation
OR specimen from metastatic site microscopically positive, unknown if pre-surgical systemic treatment or radiation performed
OR specimen from metastatic site microscopically positive prior to neoadjuvant treatment.
p
5 Does not meet criteria for AJCC y-pathologic (yp) staging of distant metastasis:

Specimen from metastatic site microscopically positive WITH pre-surgical systemic treatment or radiation, BUT metastasis based on clinical evidence.
c
6 Meets criteria for AJCC y-pathologic (yp) staging of distant metastasis:
Specimen from metastatic site microscopically positive WITH pre-surgical systemic treatment or radiation, BUT metastasis based on pathologic evidence.
yp
8 Meets criteria for AJCC autopsy (a) staging of distant metastasis:

Evidence from autopsy based on examination of positive metastatic tissue AND tumor was unsuspected or undiagnosed prior to autopsy.
a
9 Not assessed; cannot be assessed
Unknown if assessed
Not documented in patient record
c