A treatise on the nervous diseases of children, for physicians and students . laterally ; the foot is in thecondition of a pes cavus. The toes are hyperextended andhave a claw shape. This deformity of the toes is said tohave been observed as one of the early symptoms by parentsin whose families this special disease has been hereditary. * Some of these may belong to the Heredo-ataxie cerebelleuse of Marie. 38: THE NERVOUS DISEASES OF CHILDREN. Muscular atrophy constitutes an important symptom ofthis disease. It is most distinctly visible in the shoulderand pelvic girdles. It was so prominent a
A treatise on the nervous diseases of children, for physicians and students . laterally ; the foot is in thecondition of a pes cavus. The toes are hyperextended andhave a claw shape. This deformity of the toes is said tohave been observed as one of the early symptoms by parentsin whose families this special disease has been hereditary. * Some of these may belong to the Heredo-ataxie cerebelleuse of Marie. 38: THE NERVOUS DISEASES OF CHILDREN. Muscular atrophy constitutes an important symptom ofthis disease. It is most distinctly visible in the shoulderand pelvic girdles. It was so prominent a feature in one ofmy patients that on first examination I was inclined to re-gard the trouble as one of an hereditary form of progressivemuscular atrophy, until the examination of the brother, whowas in a more advanced stage of the disease, proved to mebeyond the possibility of a doubt that both cases were typ-ical of Friedreichs disease. In the boy represented in , the excessive atrophy must be attributed to an addi-tional involvement of the gray matter of the Fig. 93.—Deformity of the Feet in a Case of Friedreichs Disease ; Hyperextensionof the Toes and Club Foot. (Marie.) We have now to consider a further set of symptomswhich seem to me to prove the cerebro-spinal character ofthe disease. Nystagmus occurs in many of these cases, but,as a rule, does not appear until several years after the onsetof the first symptoms. The nystagmus can often be elicitedonlv upon extreme use of the ocular muscles. In this con-nection it may be well to remember that nystagmus uponextreme movements occurs in not a few healthy individuals,and that the presence of such movements in a child of afamily affected with Friedreichs disease need not neces-sarily indicate the development of this serious palsies occur, but are rare. The Argyll-Robertson HEREDITARY DISEASES OF THE SPINAL CORD. 383 pupil is as regularly absent in Friedreichs disease as it ispresent in cases of tab
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectnervous, bookyear1895
