Collaborative Stage

Collaborative Stage for TNM 7 - Revised 11/05/2009 [ Schema ]

CS Mets Eval

Note 1: This item reflects the validity of the classification of the item CS Mets at DX only according to diagnostic methods employed.
Note 2: CS Lymph Mets Eval is an applicable data item for ocular adnexal lymphomas in AJCC 7th Edition staging. The data item is not applicable for all lymphomas in AJCC 6th Edition staging.

Code	Description	Staging Basis 7	Staging Basis 6
0	No pathologic examination of metastatic tissue performed. Evaluation based on physical examination, imaging examination, and/or other non-invasive clinical evidence. No autopsy evidence used.	c
1	No pathologic examination of metastatic tissue performed. Evaluation of distant metastasis based on endoscopic examination or other invasive technique, including surgical observation without biopsy. No autopsy evidence used.	c
2	No pathologic examination of metastatic tissue done prior to death, but evidence derived from autopsy (tumor was suspected or diagnosed prior to autopsy).	p
3	Pathologic examination of metastatic tissue performed WITHOUT pre-surgical systemic treatment or radiation OR pathologic examination of metastatic tissue performed, unknown if pre-surgical systemic treatment or radiation performed.	p
5	Pathologic examination of metastatic tissue performed WITH pre-surgical systemic treatment or radiation, BUT metastasis based on clinical evidence.	c
6	Pathologic examination of metastatic tissue performed WITH pre-surgical systemic treatment or radiation, and metastasis based on pathologic evidence.	yp
8	Evidence from autopsy 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