Hemophagocytic Subtype of Intravascular Large B-cell Lymphoma: An Unusual Finding

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Autore principale: Hanae Ben Abdenbi1,2*, Abderrahim El Ktaibi1,2
Natura: Recurso digital
Lingua:inglese
Pubblicazione: Zenodo 2025
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author Hanae Ben Abdenbi1,2*, Abderrahim El Ktaibi1,2
author_facet Hanae Ben Abdenbi1,2*, Abderrahim El Ktaibi1,2
contents <p><span lang="EN-US">Intravascular lymphoma (IVL) is an aggressive and rare disease with a poor prognosis classified by the World Health Organization (WHO) as a subtype of diffuse large B-cell lymphoma </span><span lang="EN-US">(DLBCL)</span><span lang="EN-US">. It is characterized by a proliferation of large neoplastic B cells within the lumina of small blood vessels, with minimal or no infiltration of the surrounding </span><span lang="EN-US">extravascular</span><span lang="EN-US"> tissue. </span><span lang="EN-US">The hemophagocytic subtype typically occurs in adults, with a median age of around 70 years and with no sex predilection. Herein, we present a case with hemophagocytic syndrome, including splenomegaly, fever, cytopenia (anemia and thrombocytopenia), </span><span lang="EN-US">macrophage activation syndrome and lymphocytosis observed on peripheral blood smear, which developed for seven weeks in a 75-year-old lady. Histological study</span><span lang="FR"> and immunohistochemical staining </span><span lang="EN-US">of the bone marrow biopsy revealed a proliferation of atypical lymphomatous cells within the lumen of <span>small</span></span><span lang="EN-US"> </span><span lang="EN-US">blood vessels.</span></p>
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publishDate 2025
publisher Zenodo
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spellingShingle Hemophagocytic Subtype of Intravascular Large B-cell Lymphoma: An Unusual Finding
Hanae Ben Abdenbi1,2*, Abderrahim El Ktaibi1,2
<p><span lang="EN-US">Intravascular lymphoma (IVL) is an aggressive and rare disease with a poor prognosis classified by the World Health Organization (WHO) as a subtype of diffuse large B-cell lymphoma </span><span lang="EN-US">(DLBCL)</span><span lang="EN-US">. It is characterized by a proliferation of large neoplastic B cells within the lumina of small blood vessels, with minimal or no infiltration of the surrounding </span><span lang="EN-US">extravascular</span><span lang="EN-US"> tissue. </span><span lang="EN-US">The hemophagocytic subtype typically occurs in adults, with a median age of around 70 years and with no sex predilection. Herein, we present a case with hemophagocytic syndrome, including splenomegaly, fever, cytopenia (anemia and thrombocytopenia), </span><span lang="EN-US">macrophage activation syndrome and lymphocytosis observed on peripheral blood smear, which developed for seven weeks in a 75-year-old lady. Histological study</span><span lang="FR"> and immunohistochemical staining </span><span lang="EN-US">of the bone marrow biopsy revealed a proliferation of atypical lymphomatous cells within the lumen of <span>small</span></span><span lang="EN-US"> </span><span lang="EN-US">blood vessels.</span></p>
title Hemophagocytic Subtype of Intravascular Large B-cell Lymphoma: An Unusual Finding
url https://doi.org/10.5281/zenodo.15624991