Collaborative Stage Data Set - Revised 8/7/2013

GISTRectum

Gastrointestinal Stromal Tumor of Rectum and Rectosigmoid Junction

C19.9, C20.9

DISCONTINUED SITE-SPECIFIC FACTORS: SSF13, SSF14, SSF15
M-8935-8936
C19.9 Rectosigmoid junction
C20.9 Rectum, NOS
Note: The histologies included in this schema were not staged with AJCC 6th Edition. Therefore, the algorithm will not derive an AJCC 6th TNM or stage group.

CS Tumor Size
CS Extension
CS Tumor Size/Ext Eval
CS Lymph Nodes
CS Lymph Nodes Eval
Regional Nodes Positive
Regional Nodes Examined
CS Mets at DX
CS Mets Eval
CS Site-Specific Factor 1
OBSOLETE - Carcinoembryonic Antigen (CEA)
CS Site-Specific Factor 2
OBSOLETE - Clinical Assessment of Regional Lymph Nodes
CS Site-Specific Factor 3 = 988
CS Site-Specific Factor 4 = 988
CS Site-Specific Factor 5 = 988
CS Site-Specific Factor 6 = 988

CS Site-Specific Factor 7 = 988
CS Site-Specific Factor 8 = 988
CS Site-Specific Factor 9 = 988
CS Site-Specific Factor 10 = 988
CS Site-Specific Factor 11
Mitotic Count
CS Site-Specific Factor 12
KIT Gene Immunohistochemistry (IHC)
CS Site-Specific Factor 13
KIT Gene Mutations
CS Site-Specific Factor 14
PDGFRA Gene Mutation
CS Site-Specific Factor 15
Tumor Multiplicity
CS Site-Specific Factor 16 = 988
CS Site-Specific Factor 17 = 988
CS Site-Specific Factor 18 = 988
CS Site-Specific Factor 19 = 988
CS Site-Specific Factor 20 = 988
CS Site-Specific Factor 21 = 988
CS Site-Specific Factor 22 = 988
CS Site-Specific Factor 23 = 988
CS Site-Specific Factor 24 = 988
CS Site-Specific Factor 25 = 988
Histology Inclusion Table AJCC 7th ed.
Histology Exclusion Table AJCC 6th ed. = NA
AJCC TNM 7 Stage - GIST Small Intestine
AJCC TNM 6 Stage = NA
Summary Stage
Extension Size AJCC 7 Table
Mitotic Rate Calculation Table

List of Schemas