Acute Coronary Syndrome as an Unusual Initial Presentation of T-Prolymphocytic Leukemia: A Case Report and Review of the Literature

T-prolymphocytic leukaemia (T-PLL) is the most common mature T-cell leukaemia in Central Europe and is often manifested by rapidly increasing lymphocytosis, marked bone marrow infiltration and splenomegaly. In 10–15% of cases, the diagnosis is made by incidental findings in otherwise asymptomatic pa...

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Main Authors: Christian R. Klein, Felix Jansen, Peter Brossart, Marco Herling, Georg Feldmann
Format: Article
Language:English
Published: Wiley 2024-01-01
Series:Case Reports in Hematology
Online Access:http://dx.doi.org/10.1155/2024/4303614
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author Christian R. Klein
Felix Jansen
Peter Brossart
Marco Herling
Georg Feldmann
author_facet Christian R. Klein
Felix Jansen
Peter Brossart
Marco Herling
Georg Feldmann
author_sort Christian R. Klein
collection DOAJ
description T-prolymphocytic leukaemia (T-PLL) is the most common mature T-cell leukaemia in Central Europe and is often manifested by rapidly increasing lymphocytosis, marked bone marrow infiltration and splenomegaly. In 10–15% of cases, the diagnosis is made by incidental findings in otherwise asymptomatic patients. Here we report a case of T-PLL that initially became symptomatic due to the presence of acute coronary syndrome (ACS). Initially, emergency coronary angiography with consecutive emergency 5-coronary artery bypass grafting (CABG) was performed. Leukocytosis was found perioperatively and T-PLL (with TCL1 rearrangement) was subsequently diagnosed. Despite known potential cardiotoxicity, the patient was treated with the anti-CD52 antibody alemtuzumab with a gradual dose increase from 3 mg to 30 mg per day. Systemic alemtuzumab therapy resulted in the complete remission of T-PLL in the bone marrow without any impairment to cardiac function. The patient was then eligible to undergo a consolidating allogeneic stem cell transplant (alloSCT). The reported case shows that T-PLL can also become initially symptomatic through an acute coronary syndrome on the basis of complex coronary heart disease. Targeted antileukaemic therapy with the monoclonal antibody alemzutumab can lead to effective systemic cytoreduction without cardiac dysfunction even in patients with severe cardiac disease, although cases of cardiotoxicity have been reported.
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spelling doaj-art-acfc12b1bcbe4822831dfd4bd85568e72025-02-02T22:55:25ZengWileyCase Reports in Hematology2090-65792024-01-01202410.1155/2024/4303614Acute Coronary Syndrome as an Unusual Initial Presentation of T-Prolymphocytic Leukemia: A Case Report and Review of the LiteratureChristian R. Klein0Felix Jansen1Peter Brossart2Marco Herling3Georg Feldmann4Department of Oncology, Hematology, Immune-Oncology and RheumatologyDepartment of Internal Medicine IIDepartment of Oncology, Hematology, Immune-Oncology and RheumatologyDepartment of Hematology, Cellular Therapy, and HemostaseologyDepartment of Oncology, Hematology, Immune-Oncology and RheumatologyT-prolymphocytic leukaemia (T-PLL) is the most common mature T-cell leukaemia in Central Europe and is often manifested by rapidly increasing lymphocytosis, marked bone marrow infiltration and splenomegaly. In 10–15% of cases, the diagnosis is made by incidental findings in otherwise asymptomatic patients. Here we report a case of T-PLL that initially became symptomatic due to the presence of acute coronary syndrome (ACS). Initially, emergency coronary angiography with consecutive emergency 5-coronary artery bypass grafting (CABG) was performed. Leukocytosis was found perioperatively and T-PLL (with TCL1 rearrangement) was subsequently diagnosed. Despite known potential cardiotoxicity, the patient was treated with the anti-CD52 antibody alemtuzumab with a gradual dose increase from 3 mg to 30 mg per day. Systemic alemtuzumab therapy resulted in the complete remission of T-PLL in the bone marrow without any impairment to cardiac function. The patient was then eligible to undergo a consolidating allogeneic stem cell transplant (alloSCT). The reported case shows that T-PLL can also become initially symptomatic through an acute coronary syndrome on the basis of complex coronary heart disease. Targeted antileukaemic therapy with the monoclonal antibody alemzutumab can lead to effective systemic cytoreduction without cardiac dysfunction even in patients with severe cardiac disease, although cases of cardiotoxicity have been reported.http://dx.doi.org/10.1155/2024/4303614
spellingShingle Christian R. Klein
Felix Jansen
Peter Brossart
Marco Herling
Georg Feldmann
Acute Coronary Syndrome as an Unusual Initial Presentation of T-Prolymphocytic Leukemia: A Case Report and Review of the Literature
Case Reports in Hematology
title Acute Coronary Syndrome as an Unusual Initial Presentation of T-Prolymphocytic Leukemia: A Case Report and Review of the Literature
title_full Acute Coronary Syndrome as an Unusual Initial Presentation of T-Prolymphocytic Leukemia: A Case Report and Review of the Literature
title_fullStr Acute Coronary Syndrome as an Unusual Initial Presentation of T-Prolymphocytic Leukemia: A Case Report and Review of the Literature
title_full_unstemmed Acute Coronary Syndrome as an Unusual Initial Presentation of T-Prolymphocytic Leukemia: A Case Report and Review of the Literature
title_short Acute Coronary Syndrome as an Unusual Initial Presentation of T-Prolymphocytic Leukemia: A Case Report and Review of the Literature
title_sort acute coronary syndrome as an unusual initial presentation of t prolymphocytic leukemia a case report and review of the literature
url http://dx.doi.org/10.1155/2024/4303614
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