Thomas P. Bleck tpb9k at galen.med.Virginia.EDU
Mon Jul 18 07:12:41 EST 1994

In article <40.761.3157 at channel1.com>,
Eliot Gelwan <eliot.gelwan at channel1.com> wrote:
>"Amyotrophic"refers to the fact that 
>there are *no* pathophysiological changes in the muscle tissue itself: 	
>	-a	"without"
>	-myo-	"muscle"
>	-trophic	"changes"

Actually, 'amyotrophy' simply means muscle wasting without any implication
of the cause or pathophysiology.  

(From Stedman's: 
amyotrophy (G. a- priv. + mys, muscle, + trophy, nourishment).  muscle wasting
or atrophy.)

The 'lateral sclerosis' part refers to the pathologic changes in the (lateral)
corticospinal tracts, which produce the upper motor neuron findings of the
Tom Bleck    (Thomas P. Bleck, M.D.)   tbleck at virginia.edu
Departments of Neurology and Neurological Surgery
University of Virginia School of Medicine

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