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February 25, 1893


JAMA. 1893;XX(8):220. doi:10.1001/jama.1893.02420350026006

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The questio vexata as to the pathology of chorea appears to receive a satisfactory solution in the admirable clinical lecture of Professor H. C. Wood, of Philadelphia, appearing in another column, which has been reported exclusively for The Journal; and which we do not doubt will be fully appreciated by our readers. Hitherto, the important physiological function of inhibition, which Brown-Sequard cited so effectually in support of his theory of the causation of cerebral convulsions and paralysis, has been entirely overlooked in studying the pathology of spinal affections. This is the more remarkable since the fact of the independent action of the spinal cord as a reflex centre has been known since the days of Magendie and John Hunter. Up to the present time, however, Dr. Wood's theory is the first application of this well known physiological observation to explain the phenomena of functional nervous disease. As Dr. Wood has

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