Gastrointestinal Stromal Tumor of Small Intestine

Primary Site Histology
C170-C173, C178-C179 8935-8936

Notes

DISCONTINUED SITE-SPECIFIC FACTORS: SSF8, SSF9, SSF10 M-8935-8936 C17.0 - Duodenum C17.1 - Jejunum C17.2 - Ileum (excludes ileocecal valve C18.0) C17.3 - Meckel diverticulum (site of neoplasm) C17.8 - Overlapping lesion of small intestine C17.9 - Small intestine, 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.

Data Items

Name Default Value Used for Staging NAACCR Item Metadata
Primary Site <BLANK> Yes NAACCR #400 None
Histology <BLANK> Yes NAACCR #522 None
Year of Diagnosis <BLANK> Yes NAACCR #390 None
CS Version Input Original <BLANK> Yes NAACCR #2935 None
Behavior ICD-O-3 <BLANK> No NAACCR #523 None
Grade <BLANK> No NAACCR #440 None
Age at Diagnosis <BLANK> No NAACCR #230 None
Lymph-vascular Invasion 8 No NAACCR #1182 None
CS Tumor Size 999 Yes NAACCR #2800 None
CS Extension 999 Yes NAACCR #2810 None
CS Tumor Size/Ext Eval 9 Yes NAACCR #2820 None
CS Lymph Nodes 999 Yes NAACCR #2830 None
CS Lymph Nodes Eval 9 Yes NAACCR #2840 None
Regional Nodes Positive 99 No NAACCR #820 None
Regional Nodes Examined 99 No NAACCR #830 None
CS Mets at DX 99 Yes NAACCR #2850 None
CS Mets Eval 9 Yes NAACCR #2860 None
SSF1: CS Site-Specific Factor 1 988 No NAACCR #2880 UNDEFINED_SSF
SSF2: CS Site-Specific Factor 2 988 No NAACCR #2890 UNDEFINED_SSF
SSF3: CS Site-Specific Factor 3 988 No NAACCR #2900 UNDEFINED_SSF
SSF4: CS Site-Specific Factor 4 988 No NAACCR #2910 UNDEFINED_SSF
SSF5: CS Site-Specific Factor 5 988 No NAACCR #2920 UNDEFINED_SSF
SSF6: Mitotic Count 999 Yes NAACCR #2930 CCCR_ESSENTIAL_FOR_TNM_CLASSIFICATION
NPCR_REQUIRED_WHEN_AVAILABLE_2011_FORWARD
SSF7: KIT Gene Immunohistochemistry (IHC) 988 No NAACCR #2861 CCCR_II_ESSENTIAL_FOR_CLINICAL_DECISION
COC_CLINICALLY_SIGNIFICANT
SSF8: KIT Gene Mutations 988 No NAACCR #2862 None
SSF9: PDGFRA Gene Mutation 988 No NAACCR #2863 None
SSF10: Tumor Multiplicity 988 No NAACCR #2864 None
SSF11: CS Site-Specific Factor 11 988 No NAACCR #2865 UNDEFINED_SSF
SSF12: CS Site-Specific Factor 12 988 No NAACCR #2866 UNDEFINED_SSF
SSF13: CS Site-Specific Factor 13 988 No NAACCR #2867 UNDEFINED_SSF
SSF14: CS Site-Specific Factor 14 988 No NAACCR #2868 UNDEFINED_SSF
SSF15: CS Site-Specific Factor 15 988 No NAACCR #2869 UNDEFINED_SSF
SSF16: CS Site-Specific Factor 16 988 No NAACCR #2870 UNDEFINED_SSF
SSF17: CS Site-Specific Factor 17 988 No NAACCR #2871 UNDEFINED_SSF
SSF18: CS Site-Specific Factor 18 988 No NAACCR #2872 UNDEFINED_SSF
SSF19: CS Site-Specific Factor 19 988 No NAACCR #2873 UNDEFINED_SSF
SSF20: CS Site-Specific Factor 20 988 No NAACCR #2874 UNDEFINED_SSF
SSF21: CS Site-Specific Factor 21 988 No NAACCR #2875 UNDEFINED_SSF
SSF22: CS Site-Specific Factor 22 988 No NAACCR #2876 UNDEFINED_SSF
SSF23: CS Site-Specific Factor 23 988 No NAACCR #2877 UNDEFINED_SSF
SSF24: CS Site-Specific Factor 24 988 No NAACCR #2878 UNDEFINED_SSF
SSF25: CS Site-Specific Factor 25 988 No NAACCR #2879 UNDEFINED_SSF

Initial Context

Staging Methods

Expand All | Collapse All

T

Start

Additional Context
stor_ajcc6_tdescriptor = <BLANK>
stor_ajcc7_tdescriptor = <BLANK>
ajcc6_tdescriptor = ERROR
t2000 = <BLANK>
stor_ajcc7_t = <BLANK>
t77 = <BLANK>
ajcc7_tdescriptor = ERROR
stor_ajcc6_t = <BLANK>
ajcc6_t = <BLANK>
ajcc7_t = <BLANK>

Next Step

  1. Extension
  2. t77
    t2000
    ajcc7_t
    ajcc6_t

Next Step

  1. Extension Eval
  2. staging_basis_6
    ajcc7_tdescriptor

Next Step

  1. AJCC Descriptor Codes
  2. stor_ajcc7_tdescriptor

Next Step

  1. AJCC T Descriptor Code Cleanup
  2. ajcc7_tdescriptor
    stor_ajcc7_tdescriptor

Next Step

  1. AJCC 7 T Codes
  2. stor_ajcc7_t

Next Step

  1. Extension Eval
  2. staging_basis_6
    ajcc6_tdescriptor

Next Step

  1. AJCC Descriptor Codes
  2. stor_ajcc6_tdescriptor

Next Step

  1. AJCC T Descriptor Code Cleanup
  2. ajcc6_tdescriptor
    stor_ajcc6_tdescriptor

Next Step

  1. AJCC 6 T Codes
  2. stor_ajcc6_t

End

N

Start

Additional Context
stor_ajcc6_n = <BLANK>
stor_ajcc6_ndescriptor = <BLANK>
n77 = <BLANK>
ajcc6_n = <BLANK>
ajcc7_n = <BLANK>
n2000 = <BLANK>
ajcc6_ndescriptor = ERROR
stor_ajcc7_n = <BLANK>
stor_ajcc7_ndescriptor = <BLANK>
ajcc7_ndescriptor = ERROR

Next Step

  1. Nodes
  2. ajcc7_n
    ajcc6_n
    n2000
    n77

Next Step

  1. Nodes Eval
  2. ajcc7_ndescriptor
    staging_basis_6

Next Step

  1. AJCC Descriptor Codes
  2. stor_ajcc7_ndescriptor

Next Step

  1. AJCC N Descriptor Code Cleanup
  2. ajcc7_ndescriptor
    stor_ajcc7_ndescriptor

Next Step

  1. AJCC 7 N Codes
  2. stor_ajcc7_n

Next Step

  1. Nodes Eval
  2. ajcc6_ndescriptor
    staging_basis_6

Next Step

  1. AJCC Descriptor Codes
  2. stor_ajcc6_ndescriptor

Next Step

  1. AJCC N Descriptor Code Cleanup
  2. ajcc6_ndescriptor
    stor_ajcc6_ndescriptor

Next Step

  1. AJCC 6 N Codes
  2. stor_ajcc6_n

End

M

Start

Additional Context
stor_ajcc6_m = <BLANK>
stor_ajcc7_m = <BLANK>
m2000 = <BLANK>
ajcc6_m = <BLANK>
ajcc7_m = <BLANK>
m77 = <BLANK>
ajcc6_mdescriptor = ERROR
stor_ajcc7_mdescriptor = <BLANK>
stor_ajcc6_mdescriptor = <BLANK>
ajcc7_mdescriptor = ERROR

Next Step

  1. Mets
  2. ajcc7_m
    ajcc6_m
    m77
    m2000

Next Step

  1. Mets Eval
  2. ajcc7_mdescriptor
    staging_basis_6

Next Step

  1. AJCC Descriptor Codes
  2. stor_ajcc7_mdescriptor

Next Step

  1. AJCC M Descriptor Code Cleanup
  2. ajcc7_mdescriptor
    stor_ajcc7_mdescriptor

Next Step

  1. AJCC 7 M Codes
  2. stor_ajcc7_m

Next Step

  1. Mets Eval
  2. staging_basis_6
    ajcc6_mdescriptor

Next Step

  1. AJCC Descriptor Codes
  2. stor_ajcc6_mdescriptor

Next Step

  1. AJCC M Descriptor Code Cleanup
  2. stor_ajcc6_mdescriptor
    ajcc6_mdescriptor

Next Step

  1. AJCC 6 M Codes
  2. stor_ajcc6_m

End

AJCC 7

Inclusion Table

Primary Site Histology
C170, C171, C172, C178, C179 8935-8936

Start

Additional Context
stor_ajcc7_stage = <BLANK>
ajcc7_stage = <BLANK>

Next Step

  1. Mitotic Rate Calculation
  2. mitotic_rate

Next Step

  1. AJCC7 Stage
  2. ajcc7_stage

Next Step

  1. AJCC 7 Stage Codes
  2. stor_ajcc7_stage

End

AJCC 7 Excluded

Exclusion Table

Primary Site Histology
C170, C171, C172, C178, C179 8935-8936

Start

Additional Context
stor_ajcc7_tdescriptor = N
stor_ajcc7_mdescriptor = N
ajcc7_mdescriptor = <BLANK>
stor_ajcc7_stage = 888
stor_ajcc7_ndescriptor = N
ajcc7_t = NA
stor_ajcc7_t = 888
ajcc7_n = NA
stor_ajcc7_n = 888
ajcc7_tdescriptor = <BLANK>
ajcc7_ndescriptor = <BLANK>
stor_ajcc7_m = 888
ajcc7_stage = NA
ajcc7_m = NA

End

AJCC 6

Start

Additional Context
ajcc6_stage = <BLANK>
stor_ajcc6_stage = <BLANK>

Next Step

  1. AJCC6 Stage
  2. ajcc6_stage

Next Step

  1. AJCC 6 Stage Codes
  2. stor_ajcc6_stage

End

Summary Stage

Start

  1. m77
    n77
    t77
  2. Summary Stage
  3. ss77

Next Step

  1. Summary Stage Codes
  2. stor_ss77

Next Step

  1. Summary Stage
  2. ss2000

Next Step

  1. Summary Stage Codes
  2. stor_ss2000

End

Validate AJCC7 Year

Exclusion Table

Year of Diagnosis CS Version Input Original
2010-{{ctx_year_current}} <Any value>
<BLANK> 020000-999999

Start

Additional Context
stor_ajcc7_m = <BLANK>
stor_ajcc7_stage = <BLANK>
ajcc7_m = <BLANK>
ajcc7_n = <BLANK>
ajcc7_mdescriptor = <BLANK>
ajcc7_stage = <BLANK>
stor_ajcc7_mdescriptor = <BLANK>
stor_ajcc7_tdescriptor = <BLANK>
ajcc7_tdescriptor = <BLANK>
stor_ajcc7_t = <BLANK>
ajcc7_ndescriptor = <BLANK>
ajcc7_t = <BLANK>
stor_ajcc7_n = <BLANK>
stor_ajcc7_ndescriptor = <BLANK>

End

Validate AJCC6 Year

Exclusion Table

Year of Diagnosis CS Version Input Original
2004-{{ctx_year_current}} <Any value>
<BLANK> 020500-999999, 020440, 020302, 020200, 020100, 020001, 010401, 010400, 010300, 010200, 010100, 010005, 010004, 010003, 010002, 010000, 000937

Start

Additional Context
stor_ajcc6_m = <BLANK>
stor_ajcc6_ndescriptor = <BLANK>
n77 = <BLANK>
stor_ajcc7_stage = <BLANK>
ajcc6_m = <BLANK>
t2000 = <BLANK>
ss77 = <BLANK>
stor_ss77 = <BLANK>
ajcc6_tdescriptor = <BLANK>
t77 = <BLANK>
stor_ajcc6_stage = <BLANK>
n2000 = <BLANK>
stor_ajcc6_t = <BLANK>
ajcc6_t = <BLANK>
stor_ajcc6_n = <BLANK>
m2000 = <BLANK>
ss2000 = <BLANK>
ajcc6_ndescriptor = <BLANK>
ajcc6_n = <BLANK>
m77 = <BLANK>
ajcc6_stage = <BLANK>
stor_ajcc6_mdescriptor = <BLANK>
stor_ajcc6_tdescriptor = <BLANK>
ajcc6_mdescriptor = <BLANK>
stor_ss2000 = <BLANK>

End

Outputs

Name Default Value Description NAACCR Item
Schema Number 48 CS assigned schema number. None
CS Version Derived 020550 Collaborative Staging (CS) version used to derive the CS output fields. NAACCR #2936
AJCC6 T <BLANK> None
AJCC6 T Descriptor <BLANK> None
AJCC6 N <BLANK> None
AJCC6 N Descriptor <BLANK> None
AJCC6 M <BLANK> None
AJCC6 M Descriptor <BLANK> None
AJCC6 Stage Group <BLANK> None
AJCC7 T <BLANK> None
AJCC7 T Descriptor <BLANK> None
AJCC7 N <BLANK> None
AJCC7 N Descriptor <BLANK> None
AJCC7 M <BLANK> None
AJCC7 M Descriptor <BLANK> None
AJCC7 Stage Group <BLANK> None
Summary Stage T 1977 <BLANK> None
Summary Stage N 1977 <BLANK> None
Summary Stage M 1977 <BLANK> None
Summary Stage Group 1977 <BLANK> None
Summary Stage T 2000 <BLANK> None
Summary Stage N 2000 <BLANK> None
Summary Stage M 2000 <BLANK> None
Summary Stage Group 2000 <BLANK> None
AJCC6 T (Storage) <BLANK> NAACCR #2940
AJCC6 T Descriptor (Storage) <BLANK> NAACCR #2950
AJCC6 N (Storage) <BLANK> NAACCR #2960
AJCC6 N Descriptor (Storage) <BLANK> NAACCR #2970
AJCC6 M (Storage) <BLANK> NAACCR #2980
AJCC6 M Descriptor (Storage) <BLANK> NAACCR #2990
AJCC6 Stage Group (Storage) <BLANK> NAACCR #3000
AJCC7 T (Storage) <BLANK> NAACCR #3400
AJCC7 T Descriptor (Storage) <BLANK> NAACCR #3402
AJCC7 N (Storage) <BLANK> NAACCR #3410
AJCC7 N Descriptor (Storage) <BLANK> NAACCR #3412
AJCC7 M (Storage) <BLANK> NAACCR #3420
AJCC7 M Descriptor (Storage) <BLANK> NAACCR #3422
AJCC7 Stage Group (Storage) <BLANK> NAACCR #3430
Summary Stage Group 1977 (Storage) <BLANK> NAACCR #3010
Summary Stage Group 2000 (Storage) <BLANK> NAACCR #3020