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Análise integrada de parâmetros clínicos, estruturais e funcionais nas fases aguda e não aguda da doença de Vogt-Koyanagi-Harada: estudo longitudinal / Integrated analysis of clinical, structural and functional parameters in the acute and non-acute phases of Vogt-Koyanagi-Harada disease: a prospective study
São Paulo; s.n; 2015. [177] p. ilus, tab, graf.
Thesis in Portuguese | LILACS | ID: biblio-870850
RESUMO

OBJETIVO:

Descrever prospectivamente o curso da doença de Vogt-Koyanagi-Harada (DVKH) com integração de parâmetros de atividades clínicos, estruturais e funcionais.

MÉTODOS:

Foram incluídos pacientes com diagnóstico da DVKH na fase aguda (parte I) e não aguda (tempo de doença maior que 12 meses; parte II). Os pacientes na fase aguda receberam tratamento inicial padronizado com pulsoterapia de metilprednisolona seguido de corticoterapia oral em doses lentamente regressivas, pelo período de 15 meses. As avaliações consistiram em exame clínico, retinografia, angiografias com fluoresceína (AGF) e indocianina verde (AIV) e tomografia de coerência óptica (TCO). Foram realizadas nos seguintes momentos parte I, no diagnóstico e meses 1, 2, 4, 6, 9 e 12; parte II, na inclusão e a cada três meses. Eletrorretinograma campo total (ERGct) e eletrorretinograma multifocal (ERGmf) foram realizados na parte I, no 1.o mês e a cada seis meses e, na parte II, na inclusão e com 12 meses. A leitura dos exames, na parte I, foi efetuada por duas leitoras, não mascaradas; na parte II, foi realizada por três leitores mascarados e treinados, sendo considerada a leitura concordante entre, pelo menos, dois examinadores. As angiografias e TCO foram realizadas no aparelho Spectralis® (HRA+OCT, Heidelberg Engineering). Tratamento adicional com corticoterapia em doses imunossupressoras ou intensificação da imunossupressão sistêmica foi indicado nos casos com recidivas clínicas, na presença de sinais de atividade à AGF ou duas pioras consecutivas >= 30% no ERGct. Os sinais de atividade detectados na AGF, AIV e TCO foram denominados sinais subclínicos.

RESULTADOS:

Na parte I, foram incluídos nove pacientes (7F/2M) com idade mediana de 33 anos e intervalo mediano entre início dos sintomas e tratamento de 13 dias. Na apresentação inicial, sinais clínicos característicos da doença (coroidite difusa com hiperemia do disco óptico, descolamento seroso de retina e uveíte anterior acompanhados de...
ABSTRACT

OBJECTIVES:

To describe the course of Vogt-Koyanagi-Harada disease (VKHD) prospectively, integrating clinical, structural and functional parameters.

METHODS:

Patients with VKHD in the acute (part I) and non-acute (more than 12 months from diagnosis) phases (part II) were included. Patients in the acute phase received a standard treatment with methylprednisolone pulsetherapy followed by high-dose oral corticosteroids with slow tapering during 15 months. Evaluations included clinical exams, fluorescein (FA) and indocyanine green (ICGA) angiographies and optical coherence tomography (OCT). In part I, they were performed at inclusion, then after 1,2,4,6,9,and 12 months; in part II, they were performed at inclusion then every 3 months for up to 12 months. Functional evaluation using electroretinography (ERG) was performed at inclusion and every 6 months in part I and at inclusion and at 12 months in part II. Two non-blinded readers analyzed the imaging exams in part I. In part II, three trained and blinded-readers performed the imaging exams analysis. For study`s purpose, at least two concordant readings were considered. Imaging exams utilized the Spectralis® (HRA+OCT, Heidelberg engineering). Inflammatory signs detected on FA, ICGA and OCT were denominated as subclinical signs. Additional treatment with high doses of corticosteroids or more intensive systemic immunosuppression was indicated in cases with clinical signs of inflammation, with subclinical signs on FA or with two consecutive worsening > 30% on ERG.

RESULTS:

Nine patients (7F/2M) were included in part I; median age was 33 years old and median time elapsed from onset of symptoms to treatment was 13 days. At disease presentation, classic signs (choroiditis, anterior uveitis, serous retinal detachment, optic disc hyperemia and extraocular manifestations) were observed; they improved in 30 days after treatment. Subclinical signs improved in variable periods of time subfoveal choroidal thickness (CT)...
Subject(s)
Full text: Available Index: LILACS (Americas) Main subject: Recurrence / Uveitis / Angiography / Uveomeningoencephalitic Syndrome / Tomography, Optical Coherence / Electroretinography / Indocyanine Green Type of study: Observational study Limits: Adolescent / Adult / Aged / Female / Humans / Male Language: Portuguese Year: 2015 Type: Thesis

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Full text: Available Index: LILACS (Americas) Main subject: Recurrence / Uveitis / Angiography / Uveomeningoencephalitic Syndrome / Tomography, Optical Coherence / Electroretinography / Indocyanine Green Type of study: Observational study Limits: Adolescent / Adult / Aged / Female / Humans / Male Language: Portuguese Year: 2015 Type: Thesis