Lymphoma & related disorders
General
WHO classification-GI hematolymphoid tumors
Author: Raul S. Gonzalez, M.D.
Editor-in-Chief: Debra L. Zynger, M.D.
Last author update: 10 December 2020
Last staff update: 17 July 2023
Copyright: 2020-2023, PathologyOutlines.com, Inc.
PubMed Search: WHO classification[TIAB] gastrointestinal lymphoma
Cite this page: Gonzalez RS. WHO classification-GI hematolymphoid tumors. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/lymphomawhoclassificationgi.html. Accessed November 29th, 2023.
Definition / general
- WHO classification of hematolymphoid tumors of the digestive system
- First provided in the Digestive System Tumors, 5th edition, published in 2019
WHO (2019)
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Site specific hematolymphoid tumors ICD-O codes
- MALT lymphoma 9699/3
- Follicular lymphoma, duodenal type 9695/3
- Enteropathy associated T cell lymphoma 9717/3
- Monomorphic epitheliotropic intestinal T cell lymphoma 9717/3
- Intestinal T cell lymphoma 9717/3
- Indolent T cell lymphoproliferative disorder of the gastrointestinal tract 9702/1
- Hepatosplenic T cell lymphoma 9716/3
- Follicular dendritic cell sarcoma 9758/3
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Hematolymphoid tumors occurring with some frequency in the digestive system ICD-O codes
- Diffuse large B cell lymphoma, NOS 9680/3
- Follicular lymphoma, NOS 9690/3
- Follicular lymphoma, grade 1 9695/3
- Follicular lymphoma, grade 2 9691/3
- Follicular lymphoma, grade 3A 9698/3
- Follicular lymphoma, grade 3B 9698/3
- Mantle cell lymphoma 9673/3
- Conventional mantle cell lymphoma
- Leukemic nonnodal mantle cell lymphoma
- Burkitt lymphoma, NOS 9687/3
- Endemic Burkitt lymphoma
- Sporadic Burkitt lymphoma
- Immunodeficiency associated Burkitt lymphoma
- Plasmablastic lymphoma 9735/3
- Posttransplant lymphoproliferative disorder, NOS 9971/1
- Nondestructive posttransplant lymphoproliferative disorder
- Polymorphic posttransplant lymphoproliferative disorder
- Monomorphic posttransplant lymphoproliferative disorder
- Classic Hodgkin lymphoma posttransplant lymphoproliferative disorder
- Mucocutaneous ulcer posttransplant lymphoproliferative disorder
- Extranodal NK / T cell lymphoma, nasal type 9719/3
- Mast cell sarcoma 9740/3
- Indolent systemic mastocytosis 9741/1
- Aggressive systemic mastocytosis 9741/3
- Systemic mastocytosis with associated hematological clonal non mast cell disorder 9741/3
- Mast cell leukemia 9742/3
- Langerhans cell histiocytosis, NOS 9751/1
- Langerhans cell histiocytosis, disseminated 9751/3
- Follicular dendritic cell sarcoma 9758/3
- Histiocytic sarcoma 9755/3
