Korean J Gastrointest Endosc.  2004 Feb;28(2):76-80.

A Case of Primary Peripheral T-cell Lymphoma of the Stomach with Cytotoxic Phenotype

Affiliations
  • 1Department of Internal Medicine, Yonsei University College of Medicine, Seoul, Korea. leeyc@yumc.yonsei.ac.kr
  • 2Department of Pathology, Yonsei University College of Medicine, Seoul, Korea.

Abstract

Primary gastric lymphoma is the most common form of extralymphatic non-Hodgkin's lymphoma (NHL). Most cases are of B-cell origin and few cases of lymphoma of T-cell origin have been reported. Peripheral T cell lymphoma is a lymphoma of extrathymic origin. Expression of T-cell intracellular antigen (TIA)-1 can be detected in all cytotoxic cells, and the expression of this cytotoxic protein is associated with extranodal presentation. We report a case of primary peripheral T cell lymphoma of the stomach with cytotoxic T-cell phenotype in a 70-year-old male presenting with upper gastrointestinal bleeding.

Keyword

Periphral T-cell lymphoma; Primary gastric lymphoma; T-cell intracellular antigen-1 (TIA-1)

MeSH Terms

Aged
B-Lymphocytes
Hemorrhage
Humans
Lymphoma
Lymphoma, Non-Hodgkin
Lymphoma, T-Cell, Peripheral*
Male
Phenotype*
Stomach*
T-Lymphocytes
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