syringomyelic dissociation

sy·rin·go·my·el·ic dis·so·ci·a·tion

loss of pain and temperature sensation with relative retention of tactile sensation, related to a cavity in the central portion of the cord interrupting the decussation of nerve fibers.

sy·rin·go·my·el·ic dis·so·ci·a·tion

(si-ringgō-mī-elik di-sōsē-āshŭn)
Loss of pain and temperature sensation with relative retention of tactile sensation, related to a cavity in central portion of cord interrupting decussation of nerve fibers.