Electrical impedance myography in the evaluation of the tongue musculature in amyotrophic lateral sclerosis.

INTRODUCTION Electrical impedance myography (EIM) quantifies muscle health and is used as a biomarker of muscle abnormalities in neurogenic and myopathic diseases. EIM has yet to be evaluated in the tongue musculature in patients with amyotrophic lateral sclerosis (ALS), who often show clinical bulbar signs. METHODS The lingual musculature of 19 subjects… CONTINUE READING