fascicular degeneration

fas·cic·u·lar de·gen·er·a·tion

degeneration restricted to certain fascicles of nerves or muscles.

fas·cic·u·lar de·gen·er·a·tion

(fă-sik'yū-lăr dĕ-jen'ĕr-ā'shŭn)
Muscular degeneration due to loss of motor neurons in the spinal cord or brainstem.

fas·cic·u·lar de·gen·er·a·tion

(fă-sik'yū-lăr dĕ-jen'ĕr-ā'shŭn)
Degeneration restricted to certain fascicles of nerves or muscles.