Licence: Public Domain Mark
Credit: The diagnosis of diseases of the cord. Source: Wellcome Collection.
Provider: This material has been provided by the Augustus C. Long Health Sciences Library at Columbia University and Columbia University Libraries/Information Services, through the Medical Heritage Library. The original may be consulted at the the Augustus C. Long Health Sciences Library at Columbia University and Columbia University.
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![1. The Syndrome of the Posterior Coluiuus: Sensory Troubles and Ataxia. A. There is only one group of cases in which th^ lesion is systematically limited to the posterior col- umns -.tabes or progressive locomotor ataxia. Let us sum up the lesions and symptoms. I. Although a gelatinous degeneration of the posterior columns of the cord was anatomically noted by Hutin in 1827, it may be said that the path- ological anatomy of tabes began with Bourdon and Luys (i860) a short time after the masterly clinical description of Duchenne (1858). In the first period a primary systematic sclerosis of the posterior columns in their entirety was claimed; in the second period (Charcot and Pierret, 1871) more was determined: The principal, initial lesson was localized in the external part of the pos- terior columns (posterior root zones). Finally in the third period, the lesion of the pos- terior roots appeared most constant (Leyden and Vulpian) : then the starting point of the lesion was placed in the ganglions (P. ]\Iarie, 1892) and tabes was made a disease of the sensory protoneurone (Brissaud 1895, deAIassary^ 1896). In fact, the lesions of tabes, in the beginning is localized in the external bundle of Charcot and Pi- erret; then in the more advanced stage it includes the zone of the entrance of the posterior roots of Philippe, that is the zone of Lissauer and the cornu- root zone of ]\Iarie. Finally in a case of long dura- ^Massary (de). Le tabes dors, degener. du protoneur. centrip. Th. Paris, 1896.—Voir aussi pour ce paragraphe: Philippe. Le tabes dorsalis. Paris, 1897: et Gerest. Les affections nerveuses systematiques et la theorie des neur- ones. Paris, 1898.](https://iiif.wellcomecollection.org/image/b21220748_0012.jp2/full/800%2C/0/default.jpg)