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Eyre M, Thomas T, Ferrarin E, Khamis S, Zuberi SM, Sie A, Newlove-Delgado T, Morton M, Molteni E, Dale RC, Lim M, Nosadini M. Treatments and Outcomes Among Patients with Sydenham Chorea: A Meta-Analysis. JAMA Netw Open 2024; 7:e246792. [PMID: 38625703 PMCID: PMC11022117 DOI: 10.1001/jamanetworkopen.2024.6792] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/07/2023] [Accepted: 02/17/2024] [Indexed: 04/17/2024] Open
Abstract
Importance Sydenham chorea is the most common acquired chorea of childhood worldwide; however, treatment is limited by a lack of high-quality evidence. Objectives To evaluate historical changes in the clinical characteristics of Sydenham chorea and identify clinical and treatment factors at disease onset associated with chorea duration, relapsing disease course, and functional outcome. Data Sources The systematic search for this meta-analysis was conducted in PubMed, Embase, CINAHL, Cochrane Library, and LILACS databases and registers of clinical trials from inception to November 1, 2022 (search terms: [Sydenham OR Sydenham's OR rheumatic OR minor] AND chorea). Study Selection Published articles that included patients with a final diagnosis of Sydenham chorea (in selected languages). Data Extraction and Synthesis This study followed the Preferred Reporting Items for Systematic Reviews and Meta-analyses (PRISMA) reporting guideline. Individual patient data on clinical characteristics, treatments, chorea duration, relapse, and final outcome were extracted. Data from patients in the modern era (1945 through 2022) were entered into multivariable models and stratified by corticosteroid duration for survival analysis of chorea duration. Main Outcomes and Measures The planned study outcomes were chorea duration at onset, monophasic course (absence of relapse after ≥24 months), and functional outcome (poor: modified Rankin Scale score 2-6 or persisting chorea, psychiatric, or behavioral symptoms at final follow-up after ≥6 months; good: modified Rankin Scale score 0-1 and no chorea, psychiatric, or behavioral symptoms at final follow-up). Results In total, 1479 patients were included (from 307 articles), 1325 since 1945 (median [IQR] age at onset, 10 [8-13] years; 875 of 1272 female [68.8%]). Immunotherapy was associated with shorter chorea duration (hazard ratio for chorea resolution, 1.51 [95% CI, 1.05-2.19]; P = .03). The median chorea duration in patients receiving 1 or more months of corticosteroids was 1.2 months (95% CI, 1.2-2.0) vs 2.8 months (95% CI, 2.0-3.0) for patients receiving none (P = .004). Treatment factors associated with monophasic disease course were antibiotics (odds ratio [OR] for relapse, 0.28 [95% CI, 0.09-0.85]; P = .02), corticosteroids (OR, 0.32 [95% CI, 0.15-0.67]; P = .003), and sodium valproate (OR, 0.33 [95% CI, 0.15-0.71]; P = .004). Patients receiving at least 1 month of corticosteroids had significantly lower odds of relapsing course (OR, 0.10 [95% CI, 0.04-0.25]; P < .001). No treatment factor was associated with good functional outcome. Conclusions and Relevance In this meta-analysis of treatments and outcomes in patients with Sydenham chorea, immunotherapy, in particular corticosteroid treatment, was associated with faster resolution of chorea. Antibiotics, corticosteroids and sodium valproate were associated with a monophasic disease course. This synthesis of retrospective data should support the development of evidence-based treatment guidelines for patients with Sydenham chorea.
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Affiliation(s)
- Michael Eyre
- School of Biomedical Engineering and Imaging Sciences, King’s College London, London, United Kingdom
- Children’s Neurosciences, Evelina London Children’s Hospital at Guy’s and St Thomas’ NHS Foundation Trust, London, United Kingdom
| | - Terrence Thomas
- Department of Paediatrics, Neurology Service, KK Women’s and Children’s Hospital, Singapore
| | | | - Sonia Khamis
- Children’s Neurosciences, Evelina London Children’s Hospital at Guy’s and St Thomas’ NHS Foundation Trust, London, United Kingdom
| | - Sameer M. Zuberi
- Paediatric Neurosciences Research Group, Royal Hospital for Children, Glasgow, United Kingdom
- Institute of Health and Wellbeing, University of Glasgow, Glasgow, United Kingdom
| | - Adrian Sie
- Institute of Health and Wellbeing, University of Glasgow, Glasgow, United Kingdom
- NHS Lanarkshire, Bothwell, United Kingdom
| | - Tamsin Newlove-Delgado
- Children and Young People’s Mental Health (ChYMe) Research Collaboration, University of Exeter Medical School, Exeter, United Kingdom
| | - Michael Morton
- Institute of Health and Wellbeing, University of Glasgow, Glasgow, United Kingdom
| | - Erika Molteni
- School of Biomedical Engineering and Imaging Sciences, King’s College London, United Kingdom
| | - Russell C. Dale
- Kids Neuroscience Centre, The Children’s Hospital at Westmead, Faculty of Medicine and Health, University of Sydney, Westmead, Australia
| | - Ming Lim
- Faculty of Life Sciences and Medicine, King’s College London, United Kingdom
- Children’s Neurosciences, Evelina London Children’s Hospital at Guy’s and St Thomas’ NHS Foundation Trust, London, United Kingdom
| | - Margherita Nosadini
- Paediatric Neurology and Neurophysiology Unit, Department of Women’s and Children’s Health, University Hospital of Padova, Padova, Italy
- Neuroimmunology Group, Paediatric Research Institute “Città della Speranza,” Padova, Italy
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Cappellari AM, Rogani G, Filocamo G, Petaccia A. Corticosteroid Treatment in Sydenham Chorea: A 27-Year Tertiary Referral Center Experience. CHILDREN (BASEL, SWITZERLAND) 2023; 10:children10020262. [PMID: 36832391 PMCID: PMC9955750 DOI: 10.3390/children10020262] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 12/23/2022] [Revised: 01/24/2023] [Accepted: 01/29/2023] [Indexed: 02/01/2023]
Abstract
OBJECTIVE The purpose of this study was to investigate the effectiveness of corticosteroid therapy for children suffering from Sydenham chorea (SC). METHODS The design of the study was observational, retrospective and conducted at the single center of the Rheumatology Unit of Policlinic Hospital of Milan, Italy, from May 1995 to May 2022. All data about the patients were collected from medical records. RESULTS From a total of 59 patients enrolled in the study (44 females and 15 males; median age 9.3 years, range 7.4-10.6 years), 49 were eligible for primary outcome analysis (10 patients were excluded due to incomplete data). Overall, 75% of patients received steroid therapy, while the remaining cases were treated with symptomatic drugs, including neuroleptics and antiseizure drugs. We found that the duration of chorea was significantly shorter in patients treated with corticosteroids in comparison to those receiving symptomatic treatment (median time: 31 vs. 41 days, p = 0.023). Additionally, patients with arthritis at the onset of the disease had a longer duration of chorea than those without arthritis (median time 90.5 vs. 39 days, p = 0.02). We also found that chorea recurred in 12% of the patients and seemed to be linked to a younger age at onset (p = 0.01). CONCLUSIONS The study suggests that corticosteroid therapy can lead to a faster resolution of SC when compared to neuroleptics and antiseizure drugs treatment.
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Affiliation(s)
- Alberto Maria Cappellari
- Department of Neuroscience, Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico, 20122 Milan, Italy
- Correspondence: ; Tel.: +39-025-503-2406
| | - Greta Rogani
- Department of Pediatrics, Università degli Studi di Milano, 20122 Milan, Italy
| | - Giovanni Filocamo
- Department of Pediatric Rheumatology, Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico, 20122 Milan, Italy
| | - Antonella Petaccia
- Department of Pediatric Rheumatology, Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico, 20122 Milan, Italy
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Cappellari AM, Lanfranchi C, Bruschi G, Petaccia A. Sydenham's chorea: A diagnosis not to miss. Rev Neurol (Paris) 2022; 178:855-856. [PMID: 36137829 DOI: 10.1016/j.neurol.2022.04.003] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/13/2021] [Revised: 03/17/2022] [Accepted: 04/02/2022] [Indexed: 10/14/2022]
Affiliation(s)
- A M Cappellari
- Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Department of Neuroscience, Milano, Italy.
| | | | - G Bruschi
- Università degli studi di MIlano, Milano, Italy
| | - A Petaccia
- Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Department of Pediatric Rheumatology, Milano, Italy
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Abstract
BACKGROUND Our aim in this study was to evaluate the efficacy of magnetic resonance imaging (MRI) studies in the detection of brain regions effected by Sydenham chorea and to determine whether they provided data regarding the pathogenesis of Sydenham chorea. To this end, we assessed basal ganglia structures in Sydenham chorea patients and control group by quantitative MRI volumetric analysis. METHODS Patients with a recent onset of chorea and control subjects matched for age and gender were included in the study. Medical history, laboratory tests, and physical and neurologic examinations were reviewed. All MRIs were considered within normal limits. High-resolution T1-weighted 3D magnetization-prepared rapid acquisition of gradient echo scans were used for quantitative volumetric assessment of the brain via the "volBrain" method. RESULTS Twenty-four subjects with Sydenham chorea (16 girls and 8 boys, aged between 7 and 16 years) and 35 control subjects were evaluated. Mean age was 11.25 ± 2.89 years for Sydenham chorea patients and 10.58 ± 2.53 years for the controls. No significant difference was found relative to globus pallidus, caudate, and thalamic volumes between patients with Sydenham chorea and controls. The relative mean total, left, and right putamen volumes were significantly larger in patients with Sydenham chorea compared to controls (P = .003, P = .018, P = .001, respectively). CONCLUSION Selective neuroanatomic differences in putamen among other basal ganglia structures and significant increases in size are consistent with a hypothesis of a cross-reactive antibody-mediated inflammation of the putamen as being the pathophysiologic mechanism for this disorder.
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Affiliation(s)
- Zeynep Selen Karalok
- Department of Pediatric Neurology, 64032Akdeniz University School of Medicine, Antalya, Turkey
| | - Zeynep Öztürk
- Department of Pediatric Neurology, 146991Ankara Children's Hospital Hematology-Oncology Research and Training Hospital, Ankara, Turkey
| | - Altan Gunes
- Department of Pediatric Radiology, 146991Ankara Children's Hospital Hematology-Oncology Research and Training Hospital, Ankara, Turkey
| | - Esra Gurkas
- Department of Pediatric Neurology, 146991Ankara Children's Hospital Hematology-Oncology Research and Training Hospital, Ankara, Turkey
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Ehrlich DJ, Walker RH. Functional neuroimaging and chorea: a systematic review. JOURNAL OF CLINICAL MOVEMENT DISORDERS 2017. [PMID: 28649394 PMCID: PMC5479019 DOI: 10.1186/s40734-017-0056-0] [Citation(s) in RCA: 21] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
Chorea is a hyperkinetic movement disorder consisting of involuntary irregular, flowing movements of the trunk, neck or face. Although Huntington’s disease is the most common cause of chorea in adults, chorea can also result from many other neurodegenerative, metabolic, and autoimmune conditions. While the pathophysiology of these different conditions is quite variable, recent advances in functional imaging have enabled the development of new methods for analysis of brain activity and neuronal dysfunction. In this paper we review the growing body of functional imaging data that has been performed in chorea syndromes and identify particular trends, which can be used to better understand the underlying network changes within the basal ganglia. While it can be challenging to identify whether changes are primary, secondary, or compensatory, identification of these trends can ultimately be useful in diagnostic testing and treatment in many of the conditions that cause chorea.
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Affiliation(s)
- Debra J Ehrlich
- Department of Neurology, Icahn School of Medicine at Mount Sinai, 5 East 98th Street, 1st Floor, Box 1637, New York, NY 10029 USA
| | - Ruth H Walker
- Department of Neurology, Icahn School of Medicine at Mount Sinai, 5 East 98th Street, 1st Floor, Box 1637, New York, NY 10029 USA.,Department of Neurology, James J Peters Veterans Affairs Medical Center, 130 West Kingsbridge Road, Bronx, NY 10468 USA
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Giorgio SMDA, Caprio MG, Galante F, Russo G, Romano A, Vergara E, Alessio M, Cuocolo A. Clinical Value of Perfusion Abnormalities of Brain on Technetium-99m HMPAO Single-Photon Emission Computed Tomography in Children With Sydenham Chorea. J Child Neurol 2017; 32:316-321. [PMID: 27920268 DOI: 10.1177/0883073816681258] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
Abstract
We evaluated whether perfusion brain abnormalities by single-photon emission computed tomography (SPECT) imaging improves diagnostic and prognostic assessment in Sydenham chorea. Twenty-three children with acute autoimmune chorea underwent technetium-99m hexamethylpropyleneamine oxime brain SPECT imaging. In 16 children, SPECT was repeated during the follow-up. A pattern of basal ganglia hyperperfusion was observed in 20 (87%) patients. In 4 of 10 patients with generalized chorea, perfusion was comparable in right and left striatum and right and left thalamus. In 13 patients with hemi-chorea and in 3 with generalized chorea, unilateral hyperperfusion was detected. Three patients with generalized chorea had normal perfusion. Tracer uptake of basal ganglia of the patients at the acute phase was higher than at the follow-up ( P < .001). SPECT seems a useful noninvasive tool in pediatric patients with Sydenham chorea to support the clinicians during the acute phase of disease and to monitor the course of autoimmune chorea.
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Affiliation(s)
| | - Maria Grazia Caprio
- 2 Institute of Biostructure and Bioimaging, National Council of Research, Naples, Italy
| | - Flavia Galante
- 1 Department of Advanced Biomedical Sciences, University of Naples Federico II, Naples, Italy
| | - Giustina Russo
- 3 Department of Translational Medical Sciences, University of Naples Federico II, Naples, Italy
| | - Alfonso Romano
- 3 Department of Translational Medical Sciences, University of Naples Federico II, Naples, Italy
| | - Emilia Vergara
- 1 Department of Advanced Biomedical Sciences, University of Naples Federico II, Naples, Italy
| | - Maria Alessio
- 3 Department of Translational Medical Sciences, University of Naples Federico II, Naples, Italy
| | - Alberto Cuocolo
- 1 Department of Advanced Biomedical Sciences, University of Naples Federico II, Naples, Italy
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Alessi H, Dutra LA, Braga Neto P, Pedroso JL, Toso FF, Kayser C, Barsottini OGP. Neuropsychiatric Lupus in clinical practice. ARQUIVOS DE NEURO-PSIQUIATRIA 2016; 74:1021-1030. [DOI: 10.1590/0004-282x20160150] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/26/2016] [Accepted: 08/11/2016] [Indexed: 12/20/2022]
Abstract
ABSTRACT Systemic lupus erythematosus (SLE) is a chronic autoimmune disease involving multiple organs, characterized by the production of autoantibodies and the development of tissue injury. The etiology of SLE is partially known, involving multiple genetic and environmental factors. As many as 50% of patients with SLE have neurological involvement during the course of their disease. Neurological manifestations are associated with impaired quality of life, and high morbidity and mortality rates. Nineteen neuropsychiatric syndromes have been identified associated with SLE, and can be divided into central and peripheral manifestations. This article reviews major neuropsychiatric manifestations in patients with SLE and discusses their clinical features, radiological findings and treatment options.
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Affiliation(s)
| | | | - Pedro Braga Neto
- Universidade Estadual do Ceará, Brasil; Universidade Federal do Ceará, Brasil
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8
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Benseler SM, Silverman ED. Review: Neuropsychiatric involvement in pediatric systemic lupus erythematosus. Lupus 2016; 16:564-71. [PMID: 17711889 DOI: 10.1177/0961203307078971] [Citation(s) in RCA: 81] [Impact Index Per Article: 10.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
Neuropsychiatric (NP) manifestations are found in approximately 25% of children and adolescents with pediatric SLE (pSLE). In 70% of those, NP involvement will occur within the first year from the time of diagnosis. Headaches (66%), psychosis (36%), cognitive dysfunction (27%) and cerebrovascular disease (24%) are the most common presentations. The support of a psychiatrist is often required. Anti-phospholipid antibodies are associated with distinct NP disease entities and may be implicated in the pathogenesis of several manifestations of NP-pSLE including chorea, cerebrovascular disease and seizures. The role of novel auto-antibodies and imaging modalities is currently explored. The treatment of NP-pSLE is not based on prospective studies; however, an immunosuppressive combination therapy consisting of high doses of prednisone and a second line agent such as cyclophosphamide or azathioprine is commonly suggested for children with NP-pSLE. The role of novel therapies is currently studied. The outcome of children with NP-pSLE is relatively good. The overall survival is 95—97%, 20% of children experience a disease flare during childhood and 25% have evidence of permanent neuropsychiatric damage. Lupus (2007) 16, 564—571.
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Affiliation(s)
- S M Benseler
- Divisions of Rheumatology, Department of Paediatrics and Immunology, The Hospital for Sick Children, University of Toronto, Toronto, Canada
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9
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Abstract
Autoimmune neurologic diseases are of major clinical importance in children. Antibody-mediated diseases of the central nervous system are now increasingly recognized in childhood, where the antibodies bind to cell surface epitopes on neuronal or glial proteins, and the patients demonstrate either focal or more generalized clinical signs depending on the extent of brain regions targeted by the antibodies. The antibodies are directed towards ion channels, receptors, and membrane proteins; and the diseases include limbic encephalitis and N-methyl-d-aspartate receptor-antibody encephalitis, among many others. Additionally there are conditions where the wider immune system is implicated. Neurologic features like seizures, movement disorders, autonomic dysfunction, and sleep disorders, with neuroimaging and electrophysiologic features, may indicate a specific antibody-mediated or immune disorder. Often, phenotypic overlap is observed between these conditions, and phenotypic variation seen in children with the same condition. Nevertheless, many patients benefit from immunotherapy with substantial improvement, although huge efforts are still required to optimize the outcome for many patients. In many patients no antibodies have yet been identified, even though they respond to immunotherapies. Here we describe the known antibodies and associated diseases, discuss conditions that are thought to be immune-mediated but have no known immunologic biomarker, and provide guidelines for the investigation and classification of these disorders.
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Harsányi E, Moreira J, Kummer A, Meira ZMA, Cardoso F, Teixeira AL. Language Impairment in Adolescents With Sydenham Chorea. Pediatr Neurol 2015; 53:412-6. [PMID: 26296451 DOI: 10.1016/j.pediatrneurol.2015.06.022] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/16/2015] [Revised: 06/24/2015] [Accepted: 06/26/2015] [Indexed: 10/23/2022]
Abstract
BACKGROUND Neuropsychiatric comorbidities are frequent in Sydenham chorea. However, cognitive impairment in Sydenham chorea has not been sufficiently described. The objective of this study was to evaluate expressive and receptive language deficits in adolescents with Sydenham chorea. METHODS Twenty patients with Sydenham chorea were compared with 20 patients with rheumatic fever without chorea and 20 healthy controls. Participants were matched for age and gender. Participants were assessed with verbal fluency tasks (phonemic and semantic) and with verbal comprehension tasks (Token Test). Patients with Sydenham chorea were also assessed with the Universidade Federal de Minas Gerais Sydenham Chorea Rating Scale. RESULTS Performance in verbal fluency and in verbal comprehension tasks differed significantly (P < 0.01) among the three groups. Patients with Sydenham chorea performed significantly worse than healthy control group in phonemic and semantic verbal fluency tasks as well as in the Token Test. The group with rheumatic fever also performed worse than healthy controls in phonemic verbal fluency. Severity of motor signs in Sydenham chorea inversely correlated with performance in phonemic verbal fluency (words beginning with letter S, and total sum of words beginning with letters F, A, and S). CONCLUSIONS Adolescents with Sydenham chorea show difficulties in verbal fluency and in verbal comprehension. Patients with rheumatic fever also have some degree of language impairment. Future studies must investigate language impairment in difference stages of Sydenham chorea (acute, persistent, and remission) and putative biological markers.
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Affiliation(s)
| | - Janaina Moreira
- Laboratório Interdisciplinar de Investigação Médica, Faculdade de Medicina, Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, Brazil
| | - Arthur Kummer
- Laboratório Interdisciplinar de Investigação Médica, Faculdade de Medicina, Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, Brazil.
| | | | - Francisco Cardoso
- Movement Disorders Clinic, Neurology Unit, University Hospital, UFMG, Belo Horizonte, Brazil
| | - Antonio L Teixeira
- Laboratório Interdisciplinar de Investigação Médica, Faculdade de Medicina, Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, Brazil
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Walker KG, de Vries PJ, Stein DJ, Wilmshurst JM. Sydenham Chorea and PANDAS in South Africa: Review of Evidence and Recommendations for Management in Resource-Poor Countries. J Child Neurol 2015; 30:850-9. [PMID: 25227516 DOI: 10.1177/0883073814544704] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/27/2014] [Accepted: 06/28/2014] [Indexed: 11/15/2022]
Abstract
In South Africa, and worldwide, rheumatic fever represents a public health problem. Improved diagnosis and management of Sydenham chorea, a major manifestation of acute rheumatic fever is key to prevention of rheumatic heart disease. This article reviews Sydenham chorea from its original description to current opinions. Recommendations are founded on expert opinion as class 1 data is lacking. This South African perspective is relevant to resource-poor settings globally insofar as it provides diagnosis and management recommendations for primary- and secondary-level healthcare professionals who care for patients in such environments. Four basic tenets of care are recommended, namely, elimination of the streptococcal infection, symptomatic treatment, immunological treatment, and nonpharmacologic interventions. A user-friendly outcome measurement tool, viable for use in low-resource settings is presented. Introduction of this tool may lead to increased awareness of the neuropsychiatric manifestations of poststreptococcal movement disorders in Africa, where reports are limited.
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Affiliation(s)
- Kathleen G Walker
- Department of Pediatric Neurology, Red Cross War Memorial Children's Hospital, School of Child and Adolescent Health, University of Cape Town, Cape Town, South Africa Rheumatic Fever Clinic, Red Cross War Memorial Children's Hospital, School of Child and Adolescent Health, University of Cape Town, Cape Town, South Africa
| | - Petrus J de Vries
- Division of Child & Adolescent Psychiatry, University of Cape Town, Cape Town, South Africa
| | - Dan J Stein
- MRC Unit on Anxiety and Stress Disorders, Department of Psychiatry, University of Cape Town, Cape Town, South Africa
| | - Jo M Wilmshurst
- Department of Pediatric Neurology, Red Cross War Memorial Children's Hospital, School of Child and Adolescent Health, University of Cape Town, Cape Town, South Africa
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Williams KA, Swedo SE. Post-infectious autoimmune disorders: Sydenham's chorea, PANDAS and beyond. Brain Res 2014; 1617:144-54. [PMID: 25301689 DOI: 10.1016/j.brainres.2014.09.071] [Citation(s) in RCA: 77] [Impact Index Per Article: 7.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/27/2014] [Revised: 09/26/2014] [Accepted: 09/29/2014] [Indexed: 12/29/2022]
Abstract
Infections, and the resulting immune response to these infections, have recently received increased recognition as pathogenic mechanisms for neuropsychiatric disorders. Sydenham's chorea (SC), a widely recognized post-streptococcal autoimmune disorder, represents a model for this proposed pathogenesis. In SC, a dysregulated immune response to a streptococcal infection is hypothesized to result in inflammation of neuronal networks, particularly the basal ganglia nuclei. The resulting dysfunction in the basal ganglia nuclei are hypothesized to lead to a constellation of adventitious movements and psychiatric symptoms, which investigations have shown are amenable to immunomodulatory therapies. PANDAS (Pediatric Autoimmune Neuropsychiatric Disorder Associated with Streptococcal infections) has been proposed as a variant of SC, and is hypothesized to share a pathogenic mechanism, despite a unique symptom profile of predominantly psychiatric symptoms. In this review, we present the clinical aspects of both disorders, the data for potential shared etiopathogenesis between them, and the evidence for the therapeutic use of immunomodulatory therapies for the symptoms of SC and PANDAS. This article is part of a Special Issue entitled SI: Neuroimmunology in Health And Disease.
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Affiliation(s)
- Kyle A Williams
- Pediatric Neuropsychiatry and Immunology Clinic, Department of Psychiatry, Massachusetts General Hospital, MA, United States; Department of Psychiatry, Harvard Medical School, MA 02114, United States.
| | - Susan E Swedo
- Pediatrics and Developmental Neuroscience Branch, National Institute of Mental Health, National Institutes of Health, MA, United States
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Lotan D, Benhar I, Alvarez K, Mascaro-Blanco A, Brimberg L, Frenkel D, Cunningham MW, Joel D. Behavioral and neural effects of intra-striatal infusion of anti-streptococcal antibodies in rats. Brain Behav Immun 2014; 38:249-62. [PMID: 24561489 PMCID: PMC4000697 DOI: 10.1016/j.bbi.2014.02.009] [Citation(s) in RCA: 65] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/04/2013] [Revised: 02/07/2014] [Accepted: 02/12/2014] [Indexed: 02/03/2023] Open
Abstract
Group A β-hemolytic streptococcal (GAS) infection is associated with a spectrum of neuropsychiatric disorders. The leading hypothesis regarding this association proposes that a GAS infection induces the production of auto-antibodies, which cross-react with neuronal determinants in the brain through the process of molecular mimicry. We have recently shown that exposure of rats to GAS antigen leads to the production of anti-neuronal antibodies concomitant with the development of behavioral alterations. The present study tested the causal role of the antibodies by assessing the behavior of naïve rats following passive transfer of purified antibodies from GAS-exposed rats. Immunoglobulin G (IgG) purified from the sera of GAS-exposed rats was infused directly into the striatum of naïve rats over a 21-day period. Their behavior in the induced-grooming, marble burying, food manipulation and beam walking assays was compared to that of naïve rats infused with IgG purified from adjuvant-exposed rats as well as of naïve rats. The pattern of in vivo antibody deposition in rat brain was evaluated using immunofluorescence and colocalization. Infusion of IgG from GAS-exposed rats to naïve rats led to behavioral and motor alterations partially mimicking those seen in GAS-exposed rats. IgG from GAS-exposed rats reacted with D1 and D2 dopamine receptors and 5HT-2A and 5HT-2C serotonin receptors in vitro. In vivo, IgG deposits in the striatum of infused rats colocalized with specific brain proteins such as dopamine receptors, the serotonin transporter and other neuronal proteins. Our results demonstrate the potential pathogenic role of autoantibodies produced following exposure to GAS in the induction of behavioral and motor alterations, and support a causal role for autoantibodies in GAS-related neuropsychiatric disorders.
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Affiliation(s)
- Dafna Lotan
- School of Psychological Sciences and Sagol School of Neuroscience, Tel Aviv University, Tel Aviv, Israel
| | - Itai Benhar
- Department of Molecular Microbiology and Biotechnology, George S. Wise Faculty of Life Sciences, Tel Aviv University, Tel Aviv, Israel
| | - Kathy Alvarez
- Department of Microbiology and Immunology, University of Oklahoma Health Sciences Center, Oklahoma City, OK, USA
| | - Adita Mascaro-Blanco
- Department of Microbiology and Immunology, University of Oklahoma Health Sciences Center, Oklahoma City, OK, USA
| | - Lior Brimberg
- School of Psychological Sciences and Sagol School of Neuroscience, Tel Aviv University, Tel Aviv, Israel; The Feinstein Institute for Medical Research, Center for Autoimmune and Musculoskeletal Diseases, Manhasset, NY, USA
| | - Dan Frenkel
- Department of Neurobiology, George S. Wise Faculty of Life Sciences, Tel Aviv University, Tel Aviv, Israel
| | - Madeleine W Cunningham
- Department of Microbiology and Immunology, University of Oklahoma Health Sciences Center, Oklahoma City, OK, USA
| | - Daphna Joel
- School of Psychological Sciences and Sagol School of Neuroscience, Tel Aviv University, Tel Aviv, Israel.
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Beato R, Siqueira CF, Marroni BJ, Boanova LG, de Lima CF, Maia DP, Nattan M, Cardoso F. Brain SPECT in Sydenham's chorea in remission. Mov Disord 2013; 29:256-8. [DOI: 10.1002/mds.25721] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/27/2013] [Revised: 09/11/2013] [Accepted: 09/23/2013] [Indexed: 11/09/2022] Open
Affiliation(s)
- Rogério Beato
- Movement Disorders Unit, Neurology Service, Internal Medicine Department; The Federal University of Minas Gerais; Belo Horizonte MG Brazil
| | - Cristiano Ferrari Siqueira
- Movement Disorders Unit, Neurology Service, Internal Medicine Department; The Federal University of Minas Gerais; Belo Horizonte MG Brazil
| | - Belmonte J. Marroni
- Movement Disorders Unit, Neurology Service, Internal Medicine Department; The Federal University of Minas Gerais; Belo Horizonte MG Brazil
| | - Luciane Guerra Boanova
- Movement Disorders Unit, Neurology Service, Internal Medicine Department; The Federal University of Minas Gerais; Belo Horizonte MG Brazil
| | - Carla Flávia de Lima
- Movement Disorders Unit, Neurology Service, Internal Medicine Department; The Federal University of Minas Gerais; Belo Horizonte MG Brazil
| | - Débora Palma Maia
- Movement Disorders Unit, Neurology Service, Internal Medicine Department; The Federal University of Minas Gerais; Belo Horizonte MG Brazil
| | - Márcio Nattan
- Movement Disorders Unit, Neurology Service, Internal Medicine Department; The Federal University of Minas Gerais; Belo Horizonte MG Brazil
| | - Francisco Cardoso
- Movement Disorders Unit, Neurology Service, Internal Medicine Department; The Federal University of Minas Gerais; Belo Horizonte MG Brazil
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Barreto LB, Horta Maciel RO, Maia DP, Teixeira AL, Cardoso F. Parkinsonian signs and symptoms in adults with a history of Sydenham’s chorea. Parkinsonism Relat Disord 2012; 18:595-7. [DOI: 10.1016/j.parkreldis.2011.11.002] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/06/2011] [Revised: 10/26/2011] [Accepted: 11/01/2011] [Indexed: 11/28/2022]
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Abstract
Sydenham's chorea (SC) is the neurologic expression of acute rheumatic fever (ARF). Despite the declining incidence of ARF worldwide, it remains the most common cause of acute chorea in children. It is characterized by a combination of motor and nonmotor features. In addition to chorea, among the first are decreased muscle tone and tics. Nonmotor features include obsessions, compulsions, attention deficit, emotional lability, decreased verbal fluency, and executive dysfunction. Most patients present with nonneurologic features of ARF, such as carditis and arthritis. The pathogenesis is thought to involve streptococcus-induced antibodies which cross-react with antigens of the basal ganglia. The diagnosis is made on purely clinical grounds since there is no biological marker of the illness. The management is based on use of antichoreic agents, such as valproic acid and neuroleptics, and prophylaxis of new bouts of streptococcus infection with antibiotics. Although the motor features of SC come into spontaneous remission in the majority of patients, a significant proportion of individuals remain with persistent chorea.
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Affiliation(s)
- Francisco Cardoso
- Movement Disorders Clinic, Neurology Service, Department of Internal Medicine, Federal University of Minas Gerais, Belo Horizonte, MG, Brazil.
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18
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Oosterveer DM, Overweg-Plandsoen WCT, Roos RAC. Sydenham's chorea: a practical overview of the current literature. Pediatr Neurol 2010; 43:1-6. [PMID: 20682195 DOI: 10.1016/j.pediatrneurol.2009.11.015] [Citation(s) in RCA: 40] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/07/2009] [Revised: 11/24/2009] [Accepted: 11/25/2009] [Indexed: 10/19/2022]
Abstract
Sydenham's chorea is characterized by uncoordinated movements, emotional instability, and hypotonia. It can occur up to several months after group A beta-hemolytic Streptococcus infection. A diagnosis of Sydenham's chorea in a patient with acute chorea involves an application of the Jones criteria and the exclusion of other causes of chorea. In patients with an atypical history or hemichorea, cranial magnetic resonance imaging is indicated to exclude other cerebral pathologies. A pathogenesis has not been elucidated, and therapy has not been investigated in placebo-controlled trials. Antibiotic treatment and a 2-week or 3-week schedule of antibiotic prophylaxis are recommended. If the chorea is severe, valproate or carbamazepine can be effective. In more severely affected patients, dopamine receptor blocking agents or corticosteroids can be used.
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Beato R, Maia DP, Teixeira AL, Cardoso F. Executive functioning in adult patients with Sydenham's chorea. Mov Disord 2010; 25:853-7. [DOI: 10.1002/mds.23154] [Citation(s) in RCA: 27] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022] Open
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Cavalcanti A, Hilário MOE, dos Santos FH, Bolognani SAP, Bueno OFA, Len CA. Subtle cognitive deficits in adults with a previous history of Sydenham's chorea during childhood. Arthritis Care Res (Hoboken) 2010; 62:1065-71. [DOI: 10.1002/acr.20191] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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Acute chorea as a presentation of Graves disease: case report and review. Am J Emerg Med 2009; 27:369.e1-369.e3. [PMID: 19328390 DOI: 10.1016/j.ajem.2008.05.031] [Citation(s) in RCA: 14] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/21/2008] [Accepted: 05/23/2008] [Indexed: 11/20/2022] Open
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Teixeira AL, Maia DP, Cardoso F. Psychosis following acute Sydenham's chorea. Eur Child Adolesc Psychiatry 2007; 16:67-9. [PMID: 16791540 DOI: 10.1007/s00787-006-0566-z] [Citation(s) in RCA: 24] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 05/18/2006] [Indexed: 10/24/2022]
Abstract
Sydenham's chorea (SC) is characterized by motor, mainly choreic involuntary movements, and psychiatric symptoms, including anxiety, depression, obsessive-compulsive and attention-deficit/hyperactivity disorders. Symptoms of SC may be considered as the result of basal ganglia dysfunction determined by autoimmune mechanisms elicited by streptococcal infection. We report on a case of a 13-year-old boy with brief psychotic episode following acute SC. His hallucinations and delusions remitted after treatment with risperidone, paralleling motor improvement. The neurobiological basis of psychotic symptoms remains largely elusive. This case report provides further insight about the involvement of basal ganglia dysfunction on psychosis.
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Cunningham MCQS, Maia DP, Teixeira AL, Cardoso F. Sydenham's chorea is associated with decreased verbal fluency. Parkinsonism Relat Disord 2006; 12:165-7. [PMID: 16460985 DOI: 10.1016/j.parkreldis.2005.11.003] [Citation(s) in RCA: 27] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/18/2005] [Revised: 11/02/2005] [Accepted: 11/09/2005] [Indexed: 11/25/2022]
Abstract
BACKGROUND Sydenham's chorea (SC) is a disorder associated with rheumatic fever and related to Streptococcus-induced immune reaction cross-reactive with basal ganglia antigens. Obsessive-compulsive disorder and other behavioral abnormalities have been described in SC. There are scarce data of cognitive function in this condition. OBJECTIVE To assess verbal fluency in patients with SC. PATIENTS AND METHODS We have compared the semantic (SVF) and phonemic verbal fluency (PVF) of 20 subjects with SC and 40 controls matched by age, gender and years of school. RESULTS The scores of the control group on the SVF and PVF tests were 26.3 +/- 5.7 and 18.0 +/- 6.4 whereas the SC patients scored 25.1 +/- 6.9 and 12.5 +/- 8.2. PVF was significantly decreased in the SC group (p < 0.01). CONCLUSION SC is associated with reduction of PVF. This finding may reflect disruption of the dorsolateral prefrontal-striatal circuit caused by the auto-immune process characteristic of SC.
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Teixeira AL, Corrêa H, Cardoso F, Fontenelle LF. Síndromes neuropsiquiátricas pós-estreptocócicas. JORNAL BRASILEIRO DE PSIQUIATRIA 2006. [DOI: 10.1590/s0047-20852006000100009] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Nesta revisão narrativa, o nosso objetivo foi descrever as síndromes neuropsiquiátricas pós-estreptocócicas e discuti-las à luz das evidências científicas atuais sobre os possíveis mecanismos patogenéticos envolvidos. Nos últimos anos, uma série de distúrbios do movimento, como tiques, distonia, parkinsonismo, e transtornos psiquiátricos, como o transtorno obsessivo-compulsivo (TOC) e o transtorno de hiperatividade com déficit de atenção (THDA), vem sendo considerada parte do espectro das manifestações pós-estreptocócicas. O termo PANDAS (acrônimo do inglês: pediatric autoimmune neuropsychiatric disorder associated with streptococcus) foi inclusive cunhado para descrever um subgrupo de pacientes com TOC e tiques que exibe flutuação clínica dos sintomas associada a infecção estreptocócica. Entretanto a análise crítica das evidências clinicolaboratoriais não apóia esse espectro ampliado das manifestações pós-estreptocócicas. Apenas na coréia de Sydenham há evidências consistentes de patogênese mediada por processo auto-imune pós-estreptocócico.
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Demirören K, Tastekin G, Oran B. Diagnostic role of 99mTc hexamethyl-propyleneamine oxime brain single photon emission computed tomography in Sydenham's chorea. Pediatr Int 2004; 46:450-5. [PMID: 15310312 DOI: 10.1111/j.1442-200x.2004.01909.x] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
BACKGROUND The objective of this study was to determine whether technetium-99m hexamethyl-propyleneamine oxime (HMPAO) brain single photon emission computed tomography (SPECT) imaging is capable of detecting perfusional abnormalities in Sydenham's chorea (SC) patients and contributing to diagnosis of SC. METHODS In this study, 17 SC patients were evaluated. HMPAO SPECT was performed on all patients at the acute phase and six of them at the recovery phase. Magnetic resonance imaging (MRI) of the brain was performed to 13 patients. SPECT images of basal ganglia and thalamus were evaluated both visually and by measuring the radioactivity uptakes. Ten subjects constituted the control group. RESULTS HMPAO SPECT was visually evaluated as indicating hyperperfusion in the basal ganglia and thalamus in 16 patients, and evaluated as normal in one patient at the acute phase. The radioactivity uptakes of basal ganglia and thalamus of the patients at the acute phase were found statistically higher than those of the patients at the recovery phase, and also higher than those of the control group (P < 0.05). A significant difference between the radioactivity uptake of the patients at the recovery phase and those of the control group was not found (P > 0.05). Only one patient did not show any abnormality in both acute and recovery phases. MRI study did not show any abnormality in the basal ganglia and thalamus. CONCLUSION It is suggested that brain SPECT can contribute to the diagnosis of SC as an objective tool. Resolving of the hyperperfusion at the recovery phase provides further support for the diagnosis of SC.
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Affiliation(s)
- Kaan Demirören
- Department of Pediatrics, Meram Medical Faculty, Selçuk University, Konya, Turkey.
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Citak EC, Gücüyener K, Karabacak NI, Serdaroğlu A, Okuyaz C, Aydin K. Functional brain imaging in Sydenham's chorea and streptococcal tic disorders. J Child Neurol 2004; 19:387-90. [PMID: 15224712 DOI: 10.1177/088307380401900513] [Citation(s) in RCA: 24] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
Abstract
Group A streptococcal infections cause a wide range of neuropsychiatric disorders, such as Sydenham's chorea, tics, obsessive-compulsive disorders, and pediatric autoimmune neuropsychiatric disorders associated with streptococcal infections (PANDAS). Structural (computed tomography and magnetic resonance imaging) and functional (positron emission tomography, single-photon emission computed tomography) imaging studies in patients with Sydenham's chorea have suggested reversible striatal abnormalities. The objective of this study was to investigate the cerebral perfusion patterns of the subcortical structures by using hexamethylpropylenamine oxime single-photon emission computed tomography (HMPAO-SPECT) in seven cases of Sydenham's chorea and two cases of streptococcal tic disorder. HMPAO-SPECT studies revealed a hyperperfusion pattern in two and a hypoperfusion pattern in five of the chorea patients and in two patients with tic disorder. The results are discussed in relation to the duration and severity of the symptoms and the response to therapy. Functional imaging findings can be variable in Sydenham's chorea, and hyperperfusion of the striatum and thalamus could be an indicator of the response to therapy and the severity of symptoms. However, the number of cases so far investigated by either SPECT or positron emission tomography is still too limited to draw any firm conclusions.
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Affiliation(s)
- Elvan Caglar Citak
- Department of Pediatric Neurology, Gazi University Medical Faculty, Ankara, Turkey
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van Toorn R, Weyers HH, Schoeman JF. Distinguishing PANDAS from Sydenham's chorea: case report and review of the literature. Eur J Paediatr Neurol 2004; 8:211-6. [PMID: 15261885 DOI: 10.1016/j.ejpn.2004.03.005] [Citation(s) in RCA: 27] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
Abstract
Children with Sydenham's chorea and PANDAS (Pediatric autoimmune neuropsychiatric disorders associated with streptococcal throat infections) share an array of neuropsychiatric symptoms and distinguishing one from the other, especially at onset can prove challenging. It is, however, important to distinguish between these two post-streptococcal disorders since their response to therapy differs. Children with Sydenham's chorea require long-term benzathine penicillin prophylaxis to reduce the risk of rheumatic heart disease. In contrast, the efficacy of penicillin prophylaxis in preventing tic or obsessive-compulsive symptom exacerbations in children with PANDAS remains doubtful. Immunomodulatory therapies such as plasma exchange and intravenous immunoglobulin have shown to reduce neuropsychiatric symptom severity in children with PANDAS. Tonsillectomy may also represent an effective treatment option in children severely affected by PANDAS. We present this case to demonstrate the pitfalls in differentiating between these two closely associated conditions in a developing country where the prevalence of rheumatic fever is high.
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Affiliation(s)
- Ronald van Toorn
- Department of Pediatrics and Child Health, Faculty of Health Sciences, Stellenbosch University and Tygerberg Children's Hospital, P.O. Box 19063, Tygerberg 7505, Cape Town, South Africa.
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Abstract
Advances in neuroimaging provide unique opportunities to evaluate brain structure, biochemistry, and function. Although a number of imaging techniques have been used in newborns, cranial ultrasonography in premature infants and nuclear magnetic resonance modalities, including magnetic resonance imaging and diffusion-weighted imaging, in high-risk term infants are of foremost benefit. Interpretation is based on knowledge of characteristic imaging findings in specific childhood neurologic disorders and an understanding of differential diagnosis in cerebral palsy syndromes, such as spastic diplegia and various subtypes of extrapyramidal cerebral palsy. This review focuses on imaging studies that can be effectively used in at-risk infants and in children with spasticity and movement disorders to refine diagnosis and guide therapeutic interventions.
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Affiliation(s)
- Alexander H Hoon
- Johns Hopkins University School of Medicine, Division of Neurology and Developmental Medicine, Kennedy Krieger Institute, Baltimore, MD 21205, USA.
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