Organization

Field Name

ID

Required

KCR

EOD Schema Discriminator 1

30122

 

SEER

Schema Discriminator 1

3926

 

Note A schema discriminator is used to discriminate for histology 9591/3 Non-Hodgkin lymphoma to determine which Stage Group table to use.

  • 9591/3 Splenic B-cell lymphoma/leukemia, unclassifiable (see code 1)
    Abstracted and staged as a leukemia
  • 9591/3 Hairy cell leukemia variant (see code 2)
    Abstracted and staged as a leukemia
  • 9591/3 Splenic diffuse red pulp small B-cell lymphoma (see code 3)
    Abstracted and staged as a lymphoma
  • 9591/3 Non-Hodgkin lymphoma, NOS (see code 9)
    Abstracted and staged as a lymphoma

Code

Description

Disease

1

Splenic B-cell lymphoma/leukemia, unclassifiable

83: Leukemia

2

Hairy cell leukemia variant
Prolymphocytic variant of hairy cell leukemia

83: Leukemia

3

Splenic diffuse red pulp small B-cell lymphoma
Splenic marginal zone lymphoma, diffuse variant
Splenic red pulp lymphoma with numerous basophilic villous lymphocytes
Splenic lymphoma with villous lymphocytes

79.0: Lymphoma

9

Non-Hodgkin lymphoma, NOS
Any other terminology describing non-Hodgkin lymphoma, NOS

79.0: Lymphoma

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Histology is NOT 9591, Discriminator is not necessary

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