Definitions for "Wallerian degeneration"
A form of degeneration occurring in nerve fibers as a result of their division; -- so called from Dr. Waller, who published an account of it in 1850.
Loss of axons and any surrounding myelin distal to the point where an injury has disconnected axons from their nerve cell bodies of origin.
The degenerative changes in the distal stump of a nerve that occur following axonal damage. Named after Waller, who discovered this phenomenon in 1850.