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April 2, 1892

A DEMONSTRATION OF SOME OF THE CAUSES OF ROTARY LATERAL CURVATURE OF THE SPINE.Clinical Lecture delivered at the Jefferson Medical College Hospital.

Author Affiliations
Clinical Lecturer on Orthopædic Surgery, Professor of General and Orthopædic Surgery in the Philadelphia Polyclinic, Clinical Professor of Orthopædic Surgery in the Woman's Medical College.
JAMA. 1892;XVIII(14):409-412. doi:10.1001/jama.1892.02411180001001

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In connection with the anomalous muscular development of the case that Professor Brinton brought before the class last week, I desire to introduce the subject of rotary lateral curvature of the spine, or scoliosis, as introductory to the study of individual cases. You will remember the man had an enormous development of the muscles all over the body, produced, probably, by following some form of the Swedish movements, for his method of bringing into prominence any desired muscle was through the opposing force of other muscles. There is one thing I would ask you to observe, in explanation of the principle upon which this form of gymnastic exercise depends. If I raise my arm simply, I would not do much towards developing my biceps muscle, for it thus simply raises the weight of the forearm. If, however, I will the triceps muscle at the same time, to resist the upward

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