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Inclusion Body Myositis: A Late Diagnosis Case Report.

Deysi Andrea Hernández-Rivero¹, Lisette Bazán-Rodríguez², María Del Pilar Cruz-Domínguez³

¹División Académica Multidisciplinaria de Comalcalco, Universidad Juárez Autónoma de Tabasco, Comalcalco, Tabasco, Mexico.

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Summary

This summary is machine-generated.

Inclusion body myositis, an idiopathic inflammatory myopathy, presents with muscle weakness. A case study highlights misdiagnosis of polymyositis, with later biopsies confirming inclusion body myositis after treatment failure.

Keywords:

Creatinine kinase Debilidad muscular Disfagia Idiopathic inflammatory myopathy Inclusion body myositis Miopatía inflamatoria idiopática Miositis por cuerpos de inclusión Muscle weakness Rimmed vacuoles Vacuolas ribeteadas

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Area of Science:

Neurology
Immunology
Pathology

Background:

Inclusion body myositis (IBM) is an idiopathic inflammatory myopathy.
It is characterized by progressive muscle weakness and dysphagia.
Diagnosis typically involves muscle biopsy showing inflammation and rimmed vacuoles.

Observation:

A patient initially diagnosed with polymyositis showed poor treatment response.
A subsequent muscle biopsy was performed to investigate the lack of improvement.

Findings:

The revised diagnosis confirmed inclusion body myositis.
This highlights the importance of reassessing diagnoses when treatment is ineffective.

Implications:

Accurate diagnosis of idiopathic inflammatory myopathies is crucial for effective management.
This case underscores the diagnostic challenges and the need for careful histopathological evaluation.
Early and correct diagnosis of inclusion body myositis can guide appropriate therapeutic strategies.