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1. wallerian degeneration of an injured nerve fiber; that is, degeneration distal to the lesion;
2. degeneration caudal to the level of a spinal cord lesion.
de·scend·ing de·gen·er·a·tion(dĕ-send'ing dĕ-jen'ĕr-ā'shŭn)
1. Orthograde (wallerian) degeneration of an injured nerve fiber; i.e., distal to the lesion.
2. Degeneration caudal to the level of a spinal cord lesion.
Nerve fiber degeneration progressing toward the periphery from the original lesion.
See also: degeneration