Tocilizumab for juvenile idiopathic arthritis: a single-center case series

ABSTRACT BACKGROUND: Juvenile idiopathic arthritis (JIA) is the commonest chronic rheumatic disease among children. When not treated effectively, JIA can lead to functional disability, due to joint damage, along with long-term morbidities. OBJECTIVES: To describe the use of tocilizumab therapy f...

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Main Authors: Fatma Yazılıtaş, Semanur Özdel, Doğan Şimşek, Özlem Aydoğ, Evrim Kargın Çakıcı, Gökçe Gür Can, Tülin Güngör, Mehmet Bülbül
Format: Article
Language:English
Published: Associação Paulista de Medicina 2020-03-01
Series:São Paulo Medical Journal
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-31802019000600517&tlng=en
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author Fatma Yazılıtaş
Semanur Özdel
Doğan Şimşek
Özlem Aydoğ
Evrim Kargın Çakıcı
Gökçe Gür Can
Tülin Güngör
Mehmet Bülbül
author_facet Fatma Yazılıtaş
Semanur Özdel
Doğan Şimşek
Özlem Aydoğ
Evrim Kargın Çakıcı
Gökçe Gür Can
Tülin Güngör
Mehmet Bülbül
author_sort Fatma Yazılıtaş
collection DOAJ
description ABSTRACT BACKGROUND: Juvenile idiopathic arthritis (JIA) is the commonest chronic rheumatic disease among children. When not treated effectively, JIA can lead to functional disability, due to joint damage, along with long-term morbidities. OBJECTIVES: To describe the use of tocilizumab therapy for 11 patients with polyarticular JIA (pJIA) and systemic JIA (sJIA) who presented inadequate response or were refractory to disease-modifying anti-rheumatic drugs (DMARDs) and/or other biological therapies; and to evaluate its benefits, safety and tolerability. DESIGN AND SETTING: Observational retrospective case series at a tertiary-level training and research hospital. METHODS: We reviewed the medical records of 11 consecutive patients with JIA who received tocilizumab (anti-IL-6) therapy in our pediatric nephrology and rheumatology outpatient clinic. We analyzed their demographic data, clinical and laboratory findings, treatment response and adverse reactions. We determined the efficacy of tocilizumab treatment using the American College of Rheumatology (ACR) pediatric (Pedi) response criteria, including ACR Pedi 30, 50, 70 and 90 scores. We used the Wilcoxon test to compare measurements before and after treatment. RESULTS: Tocilizumab was given to seven patients with sJIA and four with pJIA (one of the pJIA patients was rheumatoid factor-positive). In most patients, we observed improvement of symptoms, absence of articular and extra-articular inflammation and continued inactive disease. ACR Pedi 30, 50 and 70 scores were achieved by 90.9% of the patients. Five patients showed minor side effects, possibly due to use of tocilizumab. CONCLUSIONS: Tocilizumab therapy should be considered for treating patients with diagnoses of pJIA or sJIA who are resistant to non-biological DMARDs and/or other biological therapies.
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spelling doaj.art-e0fc2c7979a643e3ab324b4a143e5ec32022-12-21T17:22:44ZengAssociação Paulista de MedicinaSão Paulo Medical Journal1806-94602020-03-01137651752210.1590/1516-3180.2018.0489220719Tocilizumab for juvenile idiopathic arthritis: a single-center case seriesFatma Yazılıtaşhttps://orcid.org/0000-0001-6483-8978Semanur Özdelhttps://orcid.org/0000-0001-5602-4595Doğan Şimşekhttps://orcid.org/0000-0001-8339-9704Özlem Aydoğhttps://orcid.org/0000-0002-2157-7226Evrim Kargın Çakıcıhttps://orcid.org/0000-0002-1697-6206Gökçe Gür Canhttps://orcid.org/0000-0002-5851-8676Tülin Güngörhttps://orcid.org/0000-0002-5881-1565Mehmet Bülbülhttps://orcid.org/0000-0001-9007-9653ABSTRACT BACKGROUND: Juvenile idiopathic arthritis (JIA) is the commonest chronic rheumatic disease among children. When not treated effectively, JIA can lead to functional disability, due to joint damage, along with long-term morbidities. OBJECTIVES: To describe the use of tocilizumab therapy for 11 patients with polyarticular JIA (pJIA) and systemic JIA (sJIA) who presented inadequate response or were refractory to disease-modifying anti-rheumatic drugs (DMARDs) and/or other biological therapies; and to evaluate its benefits, safety and tolerability. DESIGN AND SETTING: Observational retrospective case series at a tertiary-level training and research hospital. METHODS: We reviewed the medical records of 11 consecutive patients with JIA who received tocilizumab (anti-IL-6) therapy in our pediatric nephrology and rheumatology outpatient clinic. We analyzed their demographic data, clinical and laboratory findings, treatment response and adverse reactions. We determined the efficacy of tocilizumab treatment using the American College of Rheumatology (ACR) pediatric (Pedi) response criteria, including ACR Pedi 30, 50, 70 and 90 scores. We used the Wilcoxon test to compare measurements before and after treatment. RESULTS: Tocilizumab was given to seven patients with sJIA and four with pJIA (one of the pJIA patients was rheumatoid factor-positive). In most patients, we observed improvement of symptoms, absence of articular and extra-articular inflammation and continued inactive disease. ACR Pedi 30, 50 and 70 scores were achieved by 90.9% of the patients. Five patients showed minor side effects, possibly due to use of tocilizumab. CONCLUSIONS: Tocilizumab therapy should be considered for treating patients with diagnoses of pJIA or sJIA who are resistant to non-biological DMARDs and/or other biological therapies.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-31802019000600517&tlng=enChildJuvenile idiopathic arthritisTocilizumabChildhoodChronic arthritisInterleukin-6 inhibitors
spellingShingle Fatma Yazılıtaş
Semanur Özdel
Doğan Şimşek
Özlem Aydoğ
Evrim Kargın Çakıcı
Gökçe Gür Can
Tülin Güngör
Mehmet Bülbül
Tocilizumab for juvenile idiopathic arthritis: a single-center case series
São Paulo Medical Journal
Child
Juvenile idiopathic arthritis
Tocilizumab
Childhood
Chronic arthritis
Interleukin-6 inhibitors
title Tocilizumab for juvenile idiopathic arthritis: a single-center case series
title_full Tocilizumab for juvenile idiopathic arthritis: a single-center case series
title_fullStr Tocilizumab for juvenile idiopathic arthritis: a single-center case series
title_full_unstemmed Tocilizumab for juvenile idiopathic arthritis: a single-center case series
title_short Tocilizumab for juvenile idiopathic arthritis: a single-center case series
title_sort tocilizumab for juvenile idiopathic arthritis a single center case series
topic Child
Juvenile idiopathic arthritis
Tocilizumab
Childhood
Chronic arthritis
Interleukin-6 inhibitors
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-31802019000600517&tlng=en
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