Evans syndrome during pembrolizumab therapy for upper urinary tract cancer

Introduction Immune checkpoint inhibitors are available for the treatment of advanced urothelial carcinoma; however, serious adverse events occasionally occur. Here, we report a rare case of Evans syndrome attributed to the use of an immune checkpoint inhibitor. Case presentation A 56‐year‐old man w...

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Main Authors: Shota Kakita, Tomohiro Matsuo, Masaharu Ohki, Ayaka Tsuchiyama, Takuji Yasuda, Hiromi Nakanishi, Kensuke Mitsunari, Kojiro Ohba, Ryoichi Imamura
Format: Article
Language:English
Published: Wiley 2023-09-01
Series:IJU Case Reports
Subjects:
Online Access:https://doi.org/10.1002/iju5.12609
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author Shota Kakita
Tomohiro Matsuo
Masaharu Ohki
Ayaka Tsuchiyama
Takuji Yasuda
Hiromi Nakanishi
Kensuke Mitsunari
Kojiro Ohba
Ryoichi Imamura
author_facet Shota Kakita
Tomohiro Matsuo
Masaharu Ohki
Ayaka Tsuchiyama
Takuji Yasuda
Hiromi Nakanishi
Kensuke Mitsunari
Kojiro Ohba
Ryoichi Imamura
author_sort Shota Kakita
collection DOAJ
description Introduction Immune checkpoint inhibitors are available for the treatment of advanced urothelial carcinoma; however, serious adverse events occasionally occur. Here, we report a rare case of Evans syndrome attributed to the use of an immune checkpoint inhibitor. Case presentation A 56‐year‐old man was diagnosed with left renal pelvic cancer and underwent left laparoscopic radical nephroureterectomy. Eight months postoperatively, computed tomography revealed para‐aortic lymph node metastasis. Despite receiving chemotherapy, the disease progressed, and pembrolizumab was initiated. After 26 months of pembrolizumab treatment, the patient developed fever and anemia. Hematologic examination confirmed the diagnosis of Evans syndrome. He was treated with blood transfusions and corticosteroids, and gradual symptom improvement was observed. Conclusion This report highlights the potential risk of Evans syndrome associated with immune checkpoint inhibitor treatment. Clinicians should be aware of this possibility and consider early intervention with corticosteroids.
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spelling doaj.art-9f93cb5963994d3c920ce0875b4bc5432023-09-04T00:11:48ZengWileyIJU Case Reports2577-171X2023-09-016529830110.1002/iju5.12609Evans syndrome during pembrolizumab therapy for upper urinary tract cancerShota Kakita0Tomohiro Matsuo1Masaharu Ohki2Ayaka Tsuchiyama3Takuji Yasuda4Hiromi Nakanishi5Kensuke Mitsunari6Kojiro Ohba7Ryoichi Imamura8Department of Urology Nagasaki University Graduate School of Biomedical Sciences Nagasaki JapanDepartment of Urology Nagasaki University Graduate School of Biomedical Sciences Nagasaki JapanDepartment of Urology Nagasaki University Graduate School of Biomedical Sciences Nagasaki JapanDepartment of Urology Nagasaki University Graduate School of Biomedical Sciences Nagasaki JapanDepartment of Urology Nagasaki University Graduate School of Biomedical Sciences Nagasaki JapanDepartment of Urology Nagasaki University Graduate School of Biomedical Sciences Nagasaki JapanDepartment of Urology Nagasaki University Graduate School of Biomedical Sciences Nagasaki JapanDepartment of Urology Nagasaki University Graduate School of Biomedical Sciences Nagasaki JapanDepartment of Urology Nagasaki University Graduate School of Biomedical Sciences Nagasaki JapanIntroduction Immune checkpoint inhibitors are available for the treatment of advanced urothelial carcinoma; however, serious adverse events occasionally occur. Here, we report a rare case of Evans syndrome attributed to the use of an immune checkpoint inhibitor. Case presentation A 56‐year‐old man was diagnosed with left renal pelvic cancer and underwent left laparoscopic radical nephroureterectomy. Eight months postoperatively, computed tomography revealed para‐aortic lymph node metastasis. Despite receiving chemotherapy, the disease progressed, and pembrolizumab was initiated. After 26 months of pembrolizumab treatment, the patient developed fever and anemia. Hematologic examination confirmed the diagnosis of Evans syndrome. He was treated with blood transfusions and corticosteroids, and gradual symptom improvement was observed. Conclusion This report highlights the potential risk of Evans syndrome associated with immune checkpoint inhibitor treatment. Clinicians should be aware of this possibility and consider early intervention with corticosteroids.https://doi.org/10.1002/iju5.12609autoimmune hemolytic anemiaEvans syndromeimmune checkpoint inhibitorimmune thrombocytopenic purpuraimmune‐related adverse event
spellingShingle Shota Kakita
Tomohiro Matsuo
Masaharu Ohki
Ayaka Tsuchiyama
Takuji Yasuda
Hiromi Nakanishi
Kensuke Mitsunari
Kojiro Ohba
Ryoichi Imamura
Evans syndrome during pembrolizumab therapy for upper urinary tract cancer
IJU Case Reports
autoimmune hemolytic anemia
Evans syndrome
immune checkpoint inhibitor
immune thrombocytopenic purpura
immune‐related adverse event
title Evans syndrome during pembrolizumab therapy for upper urinary tract cancer
title_full Evans syndrome during pembrolizumab therapy for upper urinary tract cancer
title_fullStr Evans syndrome during pembrolizumab therapy for upper urinary tract cancer
title_full_unstemmed Evans syndrome during pembrolizumab therapy for upper urinary tract cancer
title_short Evans syndrome during pembrolizumab therapy for upper urinary tract cancer
title_sort evans syndrome during pembrolizumab therapy for upper urinary tract cancer
topic autoimmune hemolytic anemia
Evans syndrome
immune checkpoint inhibitor
immune thrombocytopenic purpura
immune‐related adverse event
url https://doi.org/10.1002/iju5.12609
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