leukomyelopathy

Any systemic disease involving the white matter or the conducting tracts of the spinal cord. [leuko- + G. myelos, marrow, + pathos, suffering]

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leu·ko·my·elop·a·thy (loo″ko-mi″ə-lopґə-the) [leuko- + myelopathy] any disease of the white substance of the spinal cord.