Thymic hyperplasia as a rare etiology of pure red cell aplasia: A case report

Introduction. Thymic hyperplasia is a rare condition caused by an increase in cellular thymic mass and, in some cases, is associated with autoimmune diseases, such as pure red cell aplasia (PRCA). Thymectomy is considered the most effective therapy for PRCA associated with thymoma, with a 31.5% comp...

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Main Authors: Arsenović Isidora, Leković Danijela, Šefer Dijana, Pavlović Miroslav, Ivanović Jelena, Smiljanić Mihailo, Bogdanović Andrija
Format: Article
Language:English
Published: Military Health Department, Ministry of Defance, Serbia 2024-01-01
Series:Vojnosanitetski Pregled
Subjects:
Online Access:https://doiserbia.nb.rs/img/doi/0042-8450/2024/0042-84502300045A.pdf
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author Arsenović Isidora
Leković Danijela
Šefer Dijana
Pavlović Miroslav
Ivanović Jelena
Smiljanić Mihailo
Bogdanović Andrija
author_facet Arsenović Isidora
Leković Danijela
Šefer Dijana
Pavlović Miroslav
Ivanović Jelena
Smiljanić Mihailo
Bogdanović Andrija
author_sort Arsenović Isidora
collection DOAJ
description Introduction. Thymic hyperplasia is a rare condition caused by an increase in cellular thymic mass and, in some cases, is associated with autoimmune diseases, such as pure red cell aplasia (PRCA). Thymectomy is considered the most effective therapy for PRCA associated with thymoma, with a 31.5% complete remission rate. Other treatments may induce partial remissions, but complete remission re-mains elusive. A case of PRCA attributed to thymic hyperplasia is presented, highlighting the effectiveness of thymectomy. Case report. A previously healthy 18-year-old woman presented with severe anemia and after hematological evaluation, including bone marrow biopsy confirmation, a diagnosis of PRCA was made. Immunological and virological analyses were unremarkable. Given the history of thymoma in the family and the known association between thymoma and PRCA, a chest magnetic resonance imaging was performed, which proved the existence of thymic hyperplasia. The patient underwent the least invasive surgical procedure – total thymectomy using video-assisted thoracic surgery approach. Pathohistological examination of the operative material confirmed the presence of thymic hyperplasia with a simple intrathymic cyst. Following thymectomy, the patient’s hematological values significantly improved. Conclusion. The course and outcome of the patient’s treatment support the role of thymectomy in PRCA associated with thymic hyperplasia. However, further re-search and follow-up are needed to optimize management strategies for this rare condition.
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spelling doaj.art-96b4f60db86d40cb8d0038cb31122a362024-04-10T10:28:43ZengMilitary Health Department, Ministry of Defance, SerbiaVojnosanitetski Pregled0042-84502406-07202024-01-01811566010.2298/VSP230803045A0042-84502300045AThymic hyperplasia as a rare etiology of pure red cell aplasia: A case reportArsenović Isidora0Leković Danijela1https://orcid.org/0000-0002-6194-8298Šefer Dijana2Pavlović Miroslav3Ivanović Jelena4Smiljanić Mihailo5Bogdanović Andrija6https://orcid.org/0000-0002-8288-7308University Clinical Center of Serbia, Clinic of Hematology, Belgrade, SerbiaUniversity Clinical Center of Serbia, Clinic of Hematology, Belgrade, Serbia + University of Belgrade, Faculty of Medicine, Belgrade, SerbiaUniversity Clinical Center of Serbia, Clinic of Hematology, Belgrade, SerbiaUniversity Clinical Center of Serbia, Clinic of Hematology, Belgrade, SerbiaUniversity Clinical Center of Serbia, Clinic of Hematology, Belgrade, SerbiaUniversity Clinical Center of Serbia, Clinic of Hematology, Belgrade, SerbiaUniversity Clinical Center of Serbia, Clinic of Hematology, Belgrade, Serbia + University of Belgrade, Faculty of Medicine, Belgrade, SerbiaIntroduction. Thymic hyperplasia is a rare condition caused by an increase in cellular thymic mass and, in some cases, is associated with autoimmune diseases, such as pure red cell aplasia (PRCA). Thymectomy is considered the most effective therapy for PRCA associated with thymoma, with a 31.5% complete remission rate. Other treatments may induce partial remissions, but complete remission re-mains elusive. A case of PRCA attributed to thymic hyperplasia is presented, highlighting the effectiveness of thymectomy. Case report. A previously healthy 18-year-old woman presented with severe anemia and after hematological evaluation, including bone marrow biopsy confirmation, a diagnosis of PRCA was made. Immunological and virological analyses were unremarkable. Given the history of thymoma in the family and the known association between thymoma and PRCA, a chest magnetic resonance imaging was performed, which proved the existence of thymic hyperplasia. The patient underwent the least invasive surgical procedure – total thymectomy using video-assisted thoracic surgery approach. Pathohistological examination of the operative material confirmed the presence of thymic hyperplasia with a simple intrathymic cyst. Following thymectomy, the patient’s hematological values significantly improved. Conclusion. The course and outcome of the patient’s treatment support the role of thymectomy in PRCA associated with thymic hyperplasia. However, further re-search and follow-up are needed to optimize management strategies for this rare condition.https://doiserbia.nb.rs/img/doi/0042-8450/2024/0042-84502300045A.pdfanemiadiagnosishistological techniquesred-cell aplasia, purethoracic surgery, video-assistedthymomathymus hyperplasia
spellingShingle Arsenović Isidora
Leković Danijela
Šefer Dijana
Pavlović Miroslav
Ivanović Jelena
Smiljanić Mihailo
Bogdanović Andrija
Thymic hyperplasia as a rare etiology of pure red cell aplasia: A case report
Vojnosanitetski Pregled
anemia
diagnosis
histological techniques
red-cell aplasia, pure
thoracic surgery, video-assisted
thymoma
thymus hyperplasia
title Thymic hyperplasia as a rare etiology of pure red cell aplasia: A case report
title_full Thymic hyperplasia as a rare etiology of pure red cell aplasia: A case report
title_fullStr Thymic hyperplasia as a rare etiology of pure red cell aplasia: A case report
title_full_unstemmed Thymic hyperplasia as a rare etiology of pure red cell aplasia: A case report
title_short Thymic hyperplasia as a rare etiology of pure red cell aplasia: A case report
title_sort thymic hyperplasia as a rare etiology of pure red cell aplasia a case report
topic anemia
diagnosis
histological techniques
red-cell aplasia, pure
thoracic surgery, video-assisted
thymoma
thymus hyperplasia
url https://doiserbia.nb.rs/img/doi/0042-8450/2024/0042-84502300045A.pdf
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