Collaborative Stage Data Set - Revised 09/17/2010 FINAL

Placenta

CS Lymph Nodes

Note: All lymph node involvement for gestational trophoblastic tumors (GTT) is considered M1b in TNM. All lymph node involvement, whether of regional or distant nodes, is coded in CS Mets at DX.

Code	Description	TNM 7 Map	TNM 6 Map	SS77 Map	SS2000 Map
888	OBSOLETE DATA CONVERTED V0200 See code 988 Not applicable	ERROR	ERROR	ERROR	ERROR
988	Not applicable: Information not collected for this schema	NA	NA	U	U