A treatise on the nervous diseases of children, for physicians and students . scribe as Tabes dorsal spasmodique ofchildren, a group of symptoms which German and American authors have included un-der the term, Congenital Spastic Diplegia and Paraplegia. The French view wouldtake all of these cases out of the category of cerebral diseases, and for this there is asyet no warrant. Marie (p. 101) states that Tabes dorsal spasmodique is neverhereditary ; and attributes the condition to defective development of the pyramidaltract. This tract is surely a cerebro-spinal affair. HEREDITARY DISEASES OF


A treatise on the nervous diseases of children, for physicians and students . scribe as Tabes dorsal spasmodique ofchildren, a group of symptoms which German and American authors have included un-der the term, Congenital Spastic Diplegia and Paraplegia. The French view wouldtake all of these cases out of the category of cerebral diseases, and for this there is asyet no warrant. Marie (p. 101) states that Tabes dorsal spasmodique is neverhereditary ; and attributes the condition to defective development of the pyramidaltract. This tract is surely a cerebro-spinal affair. HEREDITARY DISEASES OF THE SPIXAL CORD. 397 in which four children were affected with this same dis-ease. The striking features of these cases are as follows:A child of apparently normal physical and cranial devel-opment thrives well until about the age of four or fivemonths, then it begins to show marked retrogression ; doesnot take notice of things as other children do, cannot beinduced to play ; does not recognize the nurse or vision is defective and leads at an early day to blind-. ? tl Fig. 96.—Photograph of Rrnin of Authors First Case of the Cerebral Type ofHereditary Spastic Paralysis. The histological condition was described as anagenesis corticalis. In the above figure, the confluence of fissures and the ex-posure of the Island of Reil are the signs of a low order of cerebral the hardening process, the conditions have been accentuated a little, butthey were present in the fresh specimen. At x, and in the frontal lobes, sections hadbeen removed for histological examination. Other letters refer to fissures. ness. Nystagmus is present. The child utters a fewsounds, but does not exhibit the least sign of svmptoms continue in this way for a period of one year,or at the utmost two. The childs physical condition grad-ually deteriorates, and at the end of the specified periodof time, after complete emaciation and marasmus, the childdies. Convulsions


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Keywords: ., bookcentury1800, bookdecade1890, booksubjectnervous, bookyear1895