. Contributions from the Department of Neurology and the Laboratory of Neuropathology (reprints). uide. but they are notnumerous, and in certain respects the results do notfully correspond with those obtained by us. Spielmeyer found changes in the cells of the anteriorhorns from stovain poisoning in man, the dog and theape, of the character of reaction at distance. Tn manthe cells of the spinal ganglia wwi nut affected. lie • From tile Department of and the ofXeiii-opathology in the University of Iennsylvania. regards the cilliiliir i-lianges as iiriniarv nntwitlistand-i
. Contributions from the Department of Neurology and the Laboratory of Neuropathology (reprints). uide. but they are notnumerous, and in certain respects the results do notfully correspond with those obtained by us. Spielmeyer found changes in the cells of the anteriorhorns from stovain poisoning in man, the dog and theape, of the character of reaction at distance. Tn manthe cells of the spinal ganglia wwi nut affected. lie • From tile Department of and the ofXeiii-opathology in the University of Iennsylvania. regards the cilliiliir i-lianges as iiriniarv nntwitlistand-ins tluir charai ter. The alteratidu was seen only inscattiird cells. He lias never seen degeneratidn of thewhite matter in the cord of man: at must he has foundehanaes in thi nerve cells of leti-ograde type. He hasl;ad five eases, three in apes and twn in dugs, in whichtiie degeneration was confined In ]iosleri(ir root fillersand tlieir coidinuatinn in tlie oi-d. sn (hat it would ap-]jear that stovain degeneration may at times be confinedto the posteiinr rocits. He seems to have depended on. Iig. 1.—Sccliiiii iluouuli a Iciwcr s|iinal naniiliim. sliowing degenpnition as small lilack iluts. in tin iirive libers. the Marelii method eliiefly, and there i> im mention ofteasing of nerve fibers and of staining them in the freshstate. The degeneration affected tlie shdit fibers of theposterior roots, the reflex collaterals more than it didthe long fibers. The stovain. he thinks, attacks the ex-tranieduUarv |iiirli(iii (if the ]i(istcriiir roots, and the de-generation 111 the iiitraiiicdiilhiiT poition is secondaryto this. Iliis differs Irnni tabes, in Spielmeyersopinion, liecaiise in tabes the degeneration begins in theintiameduUary Iortion of the posterior roots. Spielnifver states that the jiostcricir mots (ititsiile theiluial sac- well inlai-t. in cuiitrast t tlif srcatly dogen-(•Iatcil eauila (i|iiiiia within thr ilnral ranal. In thesjiinal ganglia not only tlie
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