. A treatise on nervous and mental diseases, for students and practitioners of medicine. erky, beginning quickly and ending quickly, orothers that are not abrupt enough to be called jerky, and may ratherbe designated as wavy, as in the athetoid variety. In Huntingtonschorea, however, the muscular movements are of far larger rangethan the fibrillary ones of Sydenham chorea, and whole groupsof muscles are set into action as in a voluntary movement, so thatthe patient seems to be posturing and grimacing almost from eccen- DISEASES OF THE CEREBRUM. 331 tricity, and he has a dancing movement, with
. A treatise on nervous and mental diseases, for students and practitioners of medicine. erky, beginning quickly and ending quickly, orothers that are not abrupt enough to be called jerky, and may ratherbe designated as wavy, as in the athetoid variety. In Huntingtonschorea, however, the muscular movements are of far larger rangethan the fibrillary ones of Sydenham chorea, and whole groupsof muscles are set into action as in a voluntary movement, so thatthe patient seems to be posturing and grimacing almost from eccen- DISEASES OF THE CEREBRUM. 331 tricity, and he has a dancing movement, with many queer contortionsof the face and head, the whole picture at first exciting ridicule.(Figs. 150-153.) Most of the muscles of the body are generallyaifected, and the disease is never a localized one. In some cases,however, the fibrillary movements of the Sydenham type areintermingled in slight degree with the dancing and grimacing first muscles that are affected are those of the face, espe-cially of the mouth, and after these the limb, trunk, and other Fig. 150. Fig.
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