日本における馬の脊髄性運動失調症に関する病理学的研究

概要

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Eight Thorougltbrecl male horses witl? incoorclinaLion were presented. Fiveof them were examined on tl?e cctvical vertcbrae. Main lcsic?ns of the disease were asfollows: l) gross abnormalities tut tlte cervical vertelcrae (narrccwing of the spinal canal,asymmetry of tlte articular processes and facets, and focal lesiorts in the articular facets),2) diffuse degcner;ttive cJtanges in Line white matter of the spitual cord, 3) various lesionsin the dttra mater of the spinal ccvrd, and 4) degeneration and necrosis of the epiphysealand artictzlar cav[ilages in the cervical vertebt-ae. The most severely affected areas wereconfiutecl to tltc ccrxical portion of the spinal cord (C3-C6). The distribution of severeIesions in this portion coincidccl with that of alcnormalities in the cervical vertebrae.Evidence is presented to sujvport tlte suggcs[iout fl?at Icoth lesions may have a close relationslaip. Clinical rnanifcstation and patlaological findings sceun to be coincident witln thoseof wobbler disease.
1980-12-25