retrospective analysis of patients with amyotrophic lateral sclerosis (ALS) and progressive muscular atrophy (PMA) indicates that a substantial proportion of PMA patients develop upper motor ...
to muscle atrophy and paralysis. A number of genes are known to be associated with ALS; however, familial ALS only accounts for 5–10% of all cases. The underlining etiology of sporadic ALS is ...
Multiple sclerosis (MS) is a neurological disorder that does not directly cause muscle atrophy like ALS or muscular dystrophy. However, muscle atrophy can occur secondarily as a result of the ...