PROGRESSIVE MUSCULAR ATROPHIES AND DYSTROPHIES

Various disease processes cause progressive atrophy of voluntary muscles. Originally progressive wasting of muscle tissues was considered to be a single syndrome, but during the advances that have been made in the knowledge of neurological disorders it has been found that there are many clinical disorders showing wasting of muscles along with other distinctive clinical and pathological features It has been shown that muscular atrophy is secondary to changes in the grey matter of the spinal cord which occur in such diverse conditions as poliomyelitis, syringomyelia, syphilitic myopathy, and motor neurone disease