This study aims to determine the association between the pathological changes detected by ultrasound and those detected in MRI in muscle diseases of different etiologies.
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Percentage of abnormal ultrasound and Magnetic resonance studies separately
Timeframe: through study completion, an average of 1 year
Association between the results of Skeletal muscle ultrasound (normal vs. abnormal) and the results of MRI (normal vs. abnormal study)
Timeframe: within 6 months after recruitment ends (Recruitment completion is anticipated In Sep 2023)
Association between the individual abnormalities detected by skeletal muscle ultrasound and those detected by MRI.
Timeframe: within 6 months after recruitment ends (Recruitment completion is anticipated In Sep 2023)
Diagnostic accuracy of each modality in reference to the clinical and neurophysiological diagnosis and muscle biopsy.
Timeframe: within 6 months after recruitment ends (Recruitment completion is anticipated In Sep 2023)