A treatise on orthopedic surgery . nor-mal contour almost always have aclearly defined pathological cause. Asthe normal contour is the effect of thebalancing of the body in the uprightposture, it is evident that if the outline of one part is perma-nently changed compensation for this change must be made inanother part. Thus when deformity is well-marked, the normalcurves of the spine are often completely reversed (Fig. 5), andeven in early cases the abnormal contour may attract attention,before local deformity is noticeable. Divisions of the Spine.—Although the spine is a flexible columnwhose
A treatise on orthopedic surgery . nor-mal contour almost always have aclearly defined pathological cause. Asthe normal contour is the effect of thebalancing of the body in the uprightposture, it is evident that if the outline of one part is perma-nently changed compensation for this change must be made inanother part. Thus when deformity is well-marked, the normalcurves of the spine are often completely reversed (Fig. 5), andeven in early cases the abnormal contour may attract attention,before local deformity is noticeable. Divisions of the Spine.—Although the spine is a flexible columnwhose outline changes with every movement and posture yet therange and character of this motion vary greatly in differentparts. In the cervical and lumbar regions the range is exten-sive, because of the relatively large proportion of elastic inter-vertebral substance, because of the direction of the articularsurfaces, and because the spine is near the centre of the is very limited in the thoracic region, because the inter-. The divisions of the spine. TUBEBCULOUS DISEASE OF THE SPINE. 33 vertebral disks are thin, because of the overlapping spinousprocesses, and because it forms a part of the rigid thorax. Fig. 9.
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Keywords: ., bookauthorwhitmanr, bookcentury1900, bookdecade1910, bookyear1910
