The clinical spectrum of primary lateral sclerosis.

Amyotroph Lateral Scler Frontotemporal Degener

Department of Neurology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA.

Published: November 2020

Primary lateral sclerosis is a distinct entity that has recently been classified as a "restricted phenotype" of ALS. It is characterized by a pattern of isolated upper motor neuron involvement that often begins in the legs and spreads diffusely. Distinction from other conditions requires careful consideration of clinical presentation and time course of disease. Mills' Syndrome is a rare unilateral variant of primary lateral sclerosis. Cognitive and behavioral involvement may occur.

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http://dx.doi.org/10.1080/21678421.2020.1837178DOI Listing

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