Chaddock, Charles G.

Chaddock,

Charles G., U.S. neurologist, 1861-1936. Chaddock reflex - Synonym(s): Chaddock signChaddock sign - when the external malleolar skin area is irritated, extension of the great toe occurs in cases of organic disease of the corticospinal reflex paths. Synonym(s): Chaddock reflex; external malleolar sign