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[Dermatomyositis in pediatrics].

A C Frati Munari, S Martínez-Cairo

    Boletin Medico Del Hospital Infantil De Mexico
    |May 1, 1978
    PubMed
    Summary
    This summary is machine-generated.

    Pediatric dermatomyositis often presents with unusual skin issues and muscle weakness, leading to diagnostic challenges. Early identification and treatment with prednisone show promising results for children with this condition.

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    Area of Science:

    • Pediatrics
    • Rheumatology
    • Dermatology

    Background:

    • Dermatomyositis is an idiopathic inflammatory myopathy affecting children.
    • Cutaneous manifestations are often the initial and atypical signs.
    • Diagnostic confusion with other autoimmune diseases like systemic lupus erythematosus is common.

    Purpose of the Study:

    • To describe the clinical presentation and diagnostic challenges of childhood dermatomyositis.
    • To evaluate the utility of diagnostic tests and treatment outcomes.

    Main Methods:

    • Retrospective review of 19 children diagnosed with dermatomyositis.
    • Analysis of clinical manifestations, laboratory findings (CPK, aldolase, TGO), electromyography, and muscle biopsy.
    • Assessment of diagnostic accuracy and treatment response to prednisone.

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    Main Results:

    • Atypical skin disorders were the initial manifestation in most cases.
    • Proximal myopathy was consistently observed.
    • Correct diagnosis was delayed in many cases, with systemic lupus erythematosus being a frequent differential diagnosis.
    • Elevated CPK, aldolase, and TGO, abnormal electromyography, and valuable muscle biopsy findings aided diagnosis.
    • Prednisone treatment yielded good results in most patients.

    Conclusions:

    • Childhood dermatomyositis presents with diverse and often atypical cutaneous and muscular symptoms.
    • Accurate diagnosis requires a combination of clinical evaluation and specific laboratory and electrophysiological tests.
    • Prompt diagnosis and treatment with corticosteroids are crucial for favorable outcomes.