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1.
JMIR Res Protoc ; 13: e57238, 2024 04 03.
Artigo em Inglês | MEDLINE | ID: mdl-38568725

RESUMO

BACKGROUND: Pediatric rheumatology is a term that encompasses over 80 conditions affecting different organs and systems. Children and young people with rheumatological chronic conditions are known to have high levels of mental health problems and therefore are at risk of poor health outcomes. Clinical psychologists can help children and young people manage the daily difficulties of living with one of these conditions; however, there are insufficient pediatric psychologists in the United Kingdom. We urgently need to consider other ways of providing early, essential support to improve their current well-being. One way of doing this is to empower parents and caregivers to have more of the answers that their children and young people need to support them further between their hospital appointments. OBJECTIVE: The objective of this co-designed proof-of-concept study is to design, develop, and test a chatbot intervention to support parents and caregivers of children and young people with rheumatological conditions. METHODS: This study will explore the needs and views of children and young people with rheumatological conditions, their siblings, parents, and caregivers, as well as health care professionals working in pediatric rheumatology. We will ask approximately 100 participants in focus groups where they think the gaps are in current clinical care and what ideas they have for improving upon them. Creative experience-based co-design workshops will then decide upon top priorities to develop further while informing the appearance, functionality, and practical delivery of a chatbot intervention. Upon completion of a minimum viable product, approximately 100 parents and caregivers will user-test the chatbot intervention in an iterative sprint methodology to determine its worth as a mechanism for support for parents. RESULTS: A total of 73 children, young people, parents, caregivers, and health care professionals have so far been enrolled in the study, which began in November 2023. The anticipated completion date of the study is April 2026. The data analysis is expected to be completed in January 2026, with the results being published in April 2026. CONCLUSIONS: This study will provide evidence on the accessibility, acceptability, and usability of a chatbot intervention for parents and caregivers of children and young people with rheumatological conditions. If proven useful, it could lead to a future efficacy trial of one of the first chatbot interventions to provide targeted and user-suggested support for parents and caregivers of children with chronic health conditions in health care services. This study is unique in that it will detail the needs and wants of children, young people, siblings, parents, and caregivers to improve the current support given to families living with pediatric rheumatological conditions. It will be conducted across the whole of the United Kingdom for all pediatric rheumatological conditions at all stages of the disease trajectory. INTERNATIONAL REGISTERED REPORT IDENTIFIER (IRRID): DERR1-10.2196/57238.

2.
Health Expect ; 27(2): e14025, 2024 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-38591848

RESUMO

BACKGROUND: Young people (YP) with long-term conditions (LTCs) are at greater risk of psychological distress than those without LTCs. Despite this, there is a scarcity of quality digital interventions designed to help improve mental wellbeing in this population. The aim of this study was to determine what YP, parents and health professionals preferred for future interventions. METHODS: Twenty-six YP with asthma, diabetes and/or epilepsy (the three most common LTCs in YP), 23 parents of YP with LTCs and 10 health professionals mainly in paediatric specialisms (total n = 59) took part in an online Delphi study to gain consensus (set at 75% agreement) on four questions across three rounds. Participants ordered psychological themes that may be experienced by YP with LTCs by importance and ranked digital intervention types and delivery modes by importance or usefulness. The most common results were reported if no consensus was reached by round 3. RESULTS: Participants preferred a mobile phone app (73% agreement) and a mixture of one-on-one and group support for an intervention (75% agreement). The two highest ranked psychological themes were anxiety (44%) and wanting to appear 'normal' (38%), and the top intervention type was 'general counselling' (54% agreement). CONCLUSION: There was a clear desire for an app to help with the psychological aspects of living with LTCs and for a combination of one-to-one and group intervention elements. Anxiety and wanting to appear 'normal' might be two closely linked psychological challenges that could be addressed by a single intervention. IMPLICATIONS: The results will be important to consider for a future intervention, although further consultation will be needed for app development. PATIENT OR PUBLIC CONTRIBUTION: Two YP with a LTC provided feedback on the study protocol including the aims and procedures of the project. Another six YP with LTCs were consulted on an early draft of the study questionnaire (the four questions), which was subsequently revised. Once the project began, a patient and public involvement group consisting of two YP with LTCs and one parent of a YP with an LTC gave feedback on the research process, lay report of the results and dissemination plan.


Assuntos
Emoções , Saúde Mental , Criança , Humanos , Adolescente , Consenso , Técnica Delphi , Ansiedade/terapia
3.
Clin Exp Rheumatol ; 42(2): 413-424, 2024 Feb.
Artigo em Inglês | MEDLINE | ID: mdl-38488093

RESUMO

Psychological and emotional well-being are critical aspects of overall health for individuals with chronic rheumatologic conditions. Mental health-related literature, however, predominantly focuses on systemic lupus erythematosus or rheumatoid arthritis, with limited emphasis on idiopathic inflammatory myopathies (IIMs). High proportions of those with juvenile myositis report psychological distress at levels warranting mental health referral. Adults with dermatomyositis diagnosed with depression or anxiety do not receive adequate mental health care. Mental health symptoms in those with IIMs are associated with worse health-related quality of life, medication adherence, and disease outcomes. Despite demonstrated high rates of mental health burden, access to mental health care remains severely lacking.Data related to mental health burden is limited by small sample size, limited generalisability, variable methods of assessment, and inconsistent diagnosis codes to define mental health conditions. Additional research is needed to validate current screening tools in myositis populations. Other relevant measurable factors include disease severity, non-health- and health-related trauma exposure, loneliness, isolation, loss of control, sleep difficulties, fatigue, pain, self-esteem, body image, sexual health, and health inequities. Studiesare needed investigating the efficacy of therapeutic and pharmacologic interventions among patients with myositis who experience depression and anxiety. Currently, knowledge and resources are limited around mental health burden and potential intervention for those living with IIMs. The Myositis International Health & Research Collaborative Alliance (MIHRA) Psychological Impact Scientific Working Group offers a preliminary road map to characterise and prioritise the work ahead to understand baseline mental health burden and compare avenues for intervention.


Assuntos
Dermatomiosite , Miosite , Adulto , Humanos , Criança , Saúde Mental , Qualidade de Vida , Saúde Global , Miosite/diagnóstico , Miosite/terapia
5.
BMJ Open ; 14(2): e082515, 2024 Feb 21.
Artigo em Inglês | MEDLINE | ID: mdl-38387983

RESUMO

INTRODUCTION: COVID-19 catalysed a rapid move to provide care away from the hospital using online communication platforms. Technology enabled care (TEC) continues to be an important driver in progressing future healthcare services. Due to the complex and chronic nature of conditions seen within paediatric rheumatology, TEC may lead to better outcomes. Despite some growth in published literature into the adoption of TEC in paediatric rheumatology, there is limited synthesis. The aim of this review is to provide a comprehensive understanding and evaluation of the adoption of TEC by patients in paediatric rheumatology services, to establish best practices. METHODS AND ANALYSIS: This proposed mixed-methods systematic review will be conducted by searching a wide variety of healthcare databases, grey literature resources and associated charities and societies, for articles reported in English language. Data extraction will include population demographics, technology intervention, factors affecting adoption of intervention and consequent study outcomes. A parallel-results convergent synthesis design is planned, with independent syntheses of quantitative and qualitative data, followed by comparison of the findings of each synthesis using a narrative approach. Normalisation process theory will be used to identify, characterise and explain implementation factors. The quality of included articles will be assessed using the Mixed Methods Appraisal Tool for research papers and the Authority, Accuracy, Coverage, Objectivity, Date, Significance checklist for grey literature. Overall confidence in quality and strength of evidence will be assessed using the Confidence in the Evidence from Reviews of Qualitative Research tool. ETHICS AND DISSEMINATION: Ethical approval is not required due to the nature of this mixed-methods systematic review. The findings will be disseminated via a peer-reviewed journal, relevant conferences and any other methods (eg, via NHS Trust or NIHR YouTube channels) as advised by paediatric rheumatology patients. PROSPERO REGISTRATION NUMBER: CRD42023443058.


Assuntos
Reumatologia , Criança , Humanos , Adolescente , Atenção à Saúde , Hospitais , Processos Mentais , Pesquisa Qualitativa , Revisões Sistemáticas como Assunto
6.
Nurs Stand ; 39(3): 61-66, 2024 03 06.
Artigo em Inglês | MEDLINE | ID: mdl-38248136

RESUMO

The Royal College of Nursing (RCN) competency framework for rheumatology nurses was developed in 2020. As part of the framework proposal, a service evaluation was planned following the framework's roll-out to determine its usefulness and acceptability. The aim of this evaluation was to explore rheumatology nurse specialists' answers to the research question: 'What was your experience of using the RCN's rheumatology competency framework?' A total of 14 rheumatology nurse specialists were interviewed and shared their opinions regarding the competency framework. Five themes were identified: personal usage; benefits to managers; inequalities and inequity in nursing; ideas for improvement; and general properties. The findings of this evaluation demonstrated the value of the framework, which enabled rheumatology nurse specialists to document the competency level they were working at and to identify their future training needs.


Assuntos
Enfermeiras e Enfermeiros , Reumatologia , Humanos , Competência Clínica
7.
Pediatr Rheumatol Online J ; 21(1): 111, 2023 Oct 06.
Artigo em Inglês | MEDLINE | ID: mdl-37798784

RESUMO

BACKGROUND: This paper presents insight into the scale of mental health concerns for families who have a child or young person with a diagnosis of Juvenile Idiopathic Arthritis (JIA) living in any of the four nations of the United Kingdom (UK). The study's objective is to share the current experiences of those that responded to a charity survey and consider future work to improve mental health support. METHODS: This work was initiated and led by five UK charity partner organisations working with families affected by JIA. Parents/carers of a child or young person with JIA, and young people with JIA, submitted self-completion online questionnaires. The questionnaire asked 19 core questions, with a focus on the mental health impact of having and living with a JIA diagnosis. Questionnaires were delivered via charity partner UK-wide mailing lists and social media. RESULTS: Questionnaire were completed by 291 participants over a 3-week period in February 2022. The majority of respondents were parents (229, 79%), 103 children had been diagnosed for over six years (35%), and 131 (45%) received shared care between paediatric rheumatology centres. In total, 168 (59%) children and young people with JIA had received, were currently receiving or were waiting for mental health support. Parents reported that their child's diagnosis impacted their own mental health (218, 82%). Children and young people reported never being offered mental health support during appointments for JIA (157, 54%), and 71 (50%) of these had never received support. CONCLUSION: Children and young people with JIA have significant mental health sequelae from their diagnosis. Our findings found that nearly 60% of our respondents have had or are requiring mental health support, with significant numbers of parents/carers reporting difficulties in accessing care for their child's mental health or their own mental health, due to their child's diagnosis. This unique collaborative charity-led study, illustrates the importance of timely and accessible mental health support. Further work is needed to understand why best practice guidance for mental health support is not being met consistently and to identify how to embed it into standard rheumatology care.


Assuntos
Artrite Juvenil , Humanos , Criança , Adolescente , Artrite Juvenil/psicologia , Instituições de Caridade , Pais/psicologia , Inquéritos e Questionários , Nível de Saúde
8.
Musculoskeletal Care ; 21(4): 1227-1237, 2023 Dec.
Artigo em Inglês | MEDLINE | ID: mdl-37587575

RESUMO

INTRODUCTION: Patient education (PE) is a key role of nurses, which includes providing information, training, and support about methotrexate (MTX), an anchor drug in rheumatology. However, there is a wide variation in the access to rheumatology nurse consultations in Europe, and there is a lack of consensus regarding the delivery, context and timing of PE in these cases. This study aimed to provide a comprehensive overview of the existing research on nurse education of MTX for children/youth and adults with Rheumatic and Musculoskeletal Diseases (RMDs). METHODS: This scoping review was conducted in accordance with Arksey and O'Malley's framework. A search on PubMed (MEDLINE), Scopus and Cochrane Database, and CINAHL, from inception until March 2022 was conducted. Articles on PE with a focus on MTX exclusively were included. Published and unpublished studies, from any world region, conducted with a qualitative, quantitative, or mixed-methods design and focused on defined research questions, were eligible for inclusion. Broad inclusion criteria were used if a research paper on PE focused on MTX for people with RMDs (PE or patient engagement, self-management, medication knowledge, or health literacy in patients). The reporting followed the Preferred Reporting Items for Systematic Reviews and Meta-Analyses - Extension for Scoping Reviews (PRISMA-ScR) checklist. Two independent reviewers performed standardized data extraction and synthesis. RESULTS: From 292 references identified, the total number of studies which met the inclusion criteria was relatively small (n = 14). The results identified that knowledge of MTX improves when education by nurses is provided. CONCLUSION: This scoping review showed that there is no universal worldwide strategy for MTX education of children/youths and adults with RMDs. However, PE regarding MTX can be delivered in different forms, resulting in better satisfaction and adherence. More randomized controlled trials with powered samples are required.


Assuntos
Educação em Enfermagem , Doenças Musculoesqueléticas , Adulto , Criança , Humanos , Adolescente , Metotrexato/uso terapêutico , Consenso , Doenças Musculoesqueléticas/tratamento farmacológico , Europa (Continente)
11.
Clin Exp Rheumatol ; 40(2): 394-403, 2022 Feb.
Artigo em Inglês | MEDLINE | ID: mdl-35225221

RESUMO

Juvenile onset idiopathic inflammatory myopathy (IIM) has many similarities and distinct differences from adult-onset disease. This review will focus on recent developments in understanding and treatment of juvenile dermatomyositis (JDM), the most common disease sub-type of IIM in childhood. JDM is a systemic immune mediated vasculopathy, increasingly recognised as a group of distinct phenotypes with variable presentation and outlook. This overview will describe long-term outlook and disease course including health-related quality of life and emerging treatments.


Assuntos
Dermatomiosite , Miosite , Doenças Vasculares , Dermatomiosite/diagnóstico , Dermatomiosite/terapia , Progressão da Doença , Humanos , Miosite/terapia , Qualidade de Vida
12.
Rheumatol Adv Pract ; 5(3): rkab062, 2021.
Artigo em Inglês | MEDLINE | ID: mdl-34671713

RESUMO

OBJECTIVES: Juvenile Dermatomyositis (JDM) is a rare, chronic autoimmune condition of childhood, with known psychosocial implications. In this study, we sought to establish current psychological support for children and young people across the UK with rheumatic conditions, with a specific focus on those with JDM. METHODS: Electronic surveys were distributed to the 15 centres that belong to the JDM Research Group in the UK, collecting responses from health-care professionals in the fields of medicine, nursing and psychology. RESULTS: One hundred per cent of professionals from medicine and nursing replied from all 15 centres. Of these, 7 (47%) did not have a named psychologist as part of their rheumatology team, despite the majority [13 (87%)] having >200 paediatric rheumatology patients. Of the remaining centres, hospital psychology provision varied considerably. When rating their service, only 3 (8%) of 40 professionals scored their service as five (where one is poor and five is excellent); there were wide discrepancies in these scores. Many challenges were discussed, including limited psychology provision, lack of time and difficulties in offering support across large geographical areas. CONCLUSION: Many of the challenges discussed are applicable to other centres worldwide. Suggestions have been proposed that might help to improve the situation for children and young people with rheumatic conditions, including JDM. Based on these findings, we suggest that rheumatology teams maximize use of these data to advocate and work toward more comprehensive psychology provision and support in their individual centres.

13.
Rheumatol Adv Pract ; 5(3): rkab058, 2021.
Artigo em Inglês | MEDLINE | ID: mdl-34541451

RESUMO

OBJECTIVES: This aim of this study was to gain a better understanding of how parents and carers feel about the effects and impact of the coronavirus disease 2019 (COVID-19) pandemic lockdown and how this impacted upon their child/young person with JDM. METHOD: We approached 139 participants from the JDM Cohort Biomarker Study (JDCBS), with specific consent to approach electronically for research studies. A secure electronic questionnaire with study introduction was sent to participants for their parents and carers around the UK to complete. It consisted of 20 questions about the impact of the pandemic on their child or young person's clinical care. Data were analysed quantitatively and qualitatively. RESULTS: There were 76 (55%) responses to the survey. More than 50% of participants were actively being treated for their JDM at the point of survey completion as recorded by their parent or carer. More than 40% attested to disrupted treatment owing to COVID-19. The biggest impact upon clinical care was cancellation of appointments, initiating virtual appointments and extension of time between blood tests. Parents and carers expressed their own feelings of worry, concern and anxiety, but also those of their child or young person. CONCLUSION: Families who have a child or young person with JDM have been affected by COVID-19. Qualitative comments highlight that it has been a very difficult time. Further investigation is required into this area and could be compared with research on the effects of COVID-19 on other patient groups with chronic disease.

14.
15.
Pediatr Rheumatol Online J ; 17(1): 30, 2019 Jun 18.
Artigo em Inglês | MEDLINE | ID: mdl-31215480

RESUMO

BACKGROUND: Juvenile Dermatomyositis is a rare, potentially life-threatening condition with no known cure. There is no published literature capturing how children and young people feel about their condition, from their perspective. This study was therefore unique in that it asked children and young people what is it like to live with Juvenile Dermatomyositis. METHODS: Data were obtained from fifteen young people with Juvenile Dermatomyositis, between eight and nineteen years of age from one Paediatric Rheumatology department using audio-recorded interpretive phenomenology interviews. Data were analyzed phenomenologically, using a process that derives narratives from transcripts resulting in a collective composite of participants shared experiences, called a 'phenomenon'. RESULTS: The overarching metaphor of a rollercoaster captures the phenomenon of living with Juvenile Dermatomyositis as a young person, with the ups and downs at different time points clearly described by those interviewed. The five themes plotted on the rollercoaster, began with confusion; followed by feeling different, being sick, steroidal and scared from the medications; uncertainty; and then ended with acceptance of the disease over time. CONCLUSION: Young people were able to talk about their experiences about having Juvenile Dermatomyositis. Our findings will aid clinicians in their practice by gaining a deeper understanding of what daily life is like and highlighting ways to enhance psychosocial functioning. Hopefully, this study and any further resulting studies, will raise understanding of Juvenile Dermatomyositis worldwide and will encourage health care professionals to better assess psychosocial needs in the future.


Assuntos
Dermatomiosite/psicologia , Atividades Cotidianas , Adaptação Psicológica , Adolescente , Atitude Frente a Saúde , Criança , Pré-Escolar , Doença Crônica , Confusão/psicologia , Fármacos Dermatológicos/uso terapêutico , Dermatomiosite/tratamento farmacológico , Feminino , Humanos , Relações Interpessoais , Masculino , Metotrexato/uso terapêutico , Qualidade de Vida , Doenças Raras , Autoimagem , Esteroides/uso terapêutico
16.
Pediatr Rheumatol Online J ; 17(1): 23, 2019 May 21.
Artigo em Inglês | MEDLINE | ID: mdl-31113443

RESUMO

BACKGROUND: Young people (YP; 12-24 years old) with rheumatic diseases face many challenges associated with chronic illness in addition to the physiological and psychosocial changes of adolescence. Timely access to developmentally appropriate multidisciplinary care is key to successfully managing rheumatic diseases, but gaps in the care of this vulnerable age group still exist. This study aimed to develop a benchmarking toolkit to enable comparative evaluation of YP rheumatology services in order to promote best practice and reduce variations in service delivery. METHODS: A staged and consultative method was used across a broad group of stakeholders in the UK (YP, parents/other carers, and healthcare professionals, HCPs) to develop this toolkit, with reference to pre-existing standards of YP-friendly healthcare. Eighty-seven YP (median age 19 years, range 12-24 years) and 26 rheumatology HCPs with 1-34 years of experience caring for YP have participated. RESULTS: Thirty quality criteria were identified, which were grouped into four main domains: assessment and treatment, information and involvement, accessibility and environment, and continuity of care. Two toolkit versions, one to be completed by HCPs and one to be completed by patients, were developed. These were further refined by relevant groups and face validity was confirmed. CONCLUSIONS: A toolkit has been developed to systematically evaluate and benchmark YP rheumatology services, which is key in setting standards of care, identifying targets for improvement and facilitating research. Engagement from YP, clinical teams, and commissioners with this tool should facilitate investigation of variability in levels of care and drive quality improvement.


Assuntos
Benchmarking/métodos , Doenças Reumáticas/urina , Adolescente , Serviços de Saúde do Adolescente/normas , Adulto , Criança , Serviços de Saúde da Criança/normas , Feminino , Humanos , Masculino , Qualidade da Assistência à Saúde , Reprodutibilidade dos Testes , Transição para Assistência do Adulto/normas , Reino Unido , Adulto Jovem
17.
Nurs Child Young People ; 26(1): 26-9, 2014 Feb.
Artigo em Inglês | MEDLINE | ID: mdl-24517621

RESUMO

Juvenile idiopathic arthritis (JIA) is the most common rheumatic disease in children and young people. For patients who fail to respond to non-steroidal medications, methotrexate (MTX) is the mainstay of treatment. In 2004, the Royal College of Nursing issued guidance for practitioners caring for children receiving MTX for rheumatic conditions, which has since been updated. The drug is now licensed for treatment of JIA using commercially pre-filled syringes, and special training and precautions are no longer necessary. Local practices, policies and procedures should be changed accordingly.


Assuntos
Antirreumáticos/uso terapêutico , Artrite Juvenil/tratamento farmacológico , Metotrexato/uso terapêutico , Antirreumáticos/administração & dosagem , Criança , Humanos , Metotrexato/administração & dosagem , Sociedades de Enfermagem , Reino Unido
18.
Mol Immunol ; 47(1): 46-51, 2009 Nov.
Artigo em Inglês | MEDLINE | ID: mdl-19203795

RESUMO

UNLABELLED: As part of collaborative multi-centre study started in 2000, 7 children in the UK fulfilled the inclusion criteria for treatment with autologous T cell depleted (TCD) haematopoietic stem cell transplantation (HSCT) for severe juvenile idiopathic arthritis (JIA). Here we report on the outcome and transplant-related complications. OUTCOME: The initial, often dramatic clinical response in all patients was followed in 4 with sustained benefit, including the withdrawal of immunosuppressive and anti-inflammatory treatment, significant catch-up growth and immense improvement of the quality of life during 5-8 years long follow-up. Two patients relapsed within 1-12 months, and one died 4 months post transplant. COMPLICATIONS: Adenovirus reactivation with dissemination was lethal in one patient, whilst Epstein-Barr (EBV) and cytomegalovirus (CMV) reactivation-driven haemophagocytic syndrome responded to antiviral and immunomodulatory treatment in 2 patients. Both the conditioning and the T cell depletion of the graft, leading to severe immunosuppression and prolonged immune system function reconstitution, are the main predisposing factors for potentially life-threatening transplant-related complications. CONCLUSIONS: Autologous TCD HSCT for children with severe JIA results in two-phase response. The initial remission seen in all patients is due to immunosuppressive conditioning. This is followed by sustained drug-free remission in over 50% of patients, which is due to 'immunomodulatory' effects of TCD HSCT. The procedure carries a significant morbidity and mortality risk. However, this risk should be balanced against the risks of life-threatening infections occurring in this very selective group of patients on long-term and combined immunosuppressive and anti-inflammatory therapies. How to correctly identify and appropriately assess the patients in need for autologous TCD HSCT, particularly in relation to optimizing the timing for the procedure in regards to the newly available therapies with different biologic response modifiers, are some of the most important questions awaiting answers from this on-going study.


Assuntos
Artrite Juvenil/terapia , Transplante de Células-Tronco Hematopoéticas/métodos , Depleção Linfocítica , Adolescente , Artrite Juvenil/complicações , Artrite Juvenil/mortalidade , Criança , Feminino , Seguimentos , Transplante de Células-Tronco Hematopoéticas/efeitos adversos , Transplante de Células-Tronco Hematopoéticas/mortalidade , Humanos , Terapia de Imunossupressão/efeitos adversos , Masculino , Seleção de Pacientes , Medição de Risco , Fatores de Tempo , Transplante Autólogo , Resultado do Tratamento , Reino Unido , Ativação Viral
19.
Arthritis Res Ther ; 7(6): R1281-8, 2005.
Artigo em Inglês | MEDLINE | ID: mdl-16277681

RESUMO

Eighteen Caucasian (white, Middle East and Asian) children diagnosed by paediatric rheumatologists in the UK and France as having systemic juvenile idiopathic arthritis (sJIA) were enrolled in this open label, single dose trial. All patients had evidence of continued symptoms and disease activity for at least three months while receiving >0.2 mg/kg/day of prednisolone, or its equivalent, prior to recruitment. Twelve patients also received methotrexate (< or =20 mg/m2/week). The patients were divided into three groups receiving 2, 4 or 8 mg/kg of MRA (tocilizumab) by intravenous infusion. No evidence of dose-limiting toxicity was observed and there were no dose-limiting safety issues. MRA appeared to be dramatically effective, with clinical and laboratory responses observed by 48 h post infusion, and these improvements continued well after serum MRA was undetectable. Eleven patients achieved the JIA definition of improvement (at least 3 of 6 core set criteria with a 30% improvement and no more than one worsened by 30%) and eight achieved > or =50% improvement. There were no observable differences with age. Clinical improvement in these children was observed for up to eight weeks, supporting the hypothesis that IL-6 is a key cytokine in the upregulation of genes crucial in the inflammation processes of sJIA, and the possibility of sequestration of MRA in the extra-vascular compartment needs to be considered.


Assuntos
Anticorpos Monoclonais/uso terapêutico , Antirreumáticos/uso terapêutico , Artrite Juvenil/tratamento farmacológico , Receptores de Interleucina-6/antagonistas & inibidores , Receptores de Interleucina-6/imunologia , Adolescente , Anticorpos Monoclonais/administração & dosagem , Anticorpos Monoclonais/sangue , Anticorpos Monoclonais Humanizados , Antirreumáticos/sangue , Artrite Juvenil/fisiopatologia , Criança , Pré-Escolar , Relação Dose-Resposta a Droga , Feminino , Humanos , Injeções Intravenosas , Articulações/efeitos dos fármacos , Articulações/fisiopatologia , Masculino , Índice de Gravidade de Doença , Resultado do Tratamento
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