Immune-Mediated Neutropenia and Thrombocytopenia in a Patient with Ulcerative Colitis: An Unusual Hematological Association with IBD

Hematological manifestations of inflammatory bowel disease (IBD) are well described in the literature. However, the combination of immune-mediated neutropenia and thrombocytopenia has only been reported once in association with IBD. A case is reported of immune-mediated neutropenia and thrombocytope...

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Bibliographic Details
Main Authors: Young-In Kim, Aaron Brzezinski, Joseph Brandwein, Jeffrey P Baker
Format: Article
Language:English
Published: Wiley 1995-01-01
Series:Canadian Journal of Gastroenterology
Online Access:http://dx.doi.org/10.1155/1995/820420
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Summary:Hematological manifestations of inflammatory bowel disease (IBD) are well described in the literature. However, the combination of immune-mediated neutropenia and thrombocytopenia has only been reported once in association with IBD. A case is reported of immune-mediated neutropenia and thrombocytopenia in a patient with ulcerative colitis during a relapse. No obvious causes of these hematological abnormalities were found in the patient despite an exhaustive search. An immune-mediated process was confirmed by positive antineutrophil antibody and platelet-associated antibody in the patient’s serum, and the demonstration of binding of the patient’s immunoglobulin G to autologous neutrophils. The patient was treated with high-dose steroid, intravenous gamma-globulin and eventually splenectomy. The platelet count subsequently normalized; although the severe neutropenia recurred, it has subsequently improved without further treatment. Although a definitive cause-effect relationship cannot be established, the immune-mediated neutropenia and thrombocytopenia may be an unusual hematological manifestation associated with ulcerative colitis.
ISSN:0835-7900