THE SOURCES OF THE POISONING OF WATER BY LEAD

1890 The Lancet  
258 of the spinal column, in this way producing a total ' shortening of the spinal canal. This is well marked in t o t a l ' the cadaver, and is probably greater in the living t subject, owing to involuntary muscular contraction. In ; i his inaugural address at the University of Aberdeen 1 Professor R. W. Reid stated that his measurements i had led him to the same conclusion. The effect is most marked in the dorsal curve, where distinct relaxation of the cord can be seen to take place. In the
more » ... ake place. In the cervical region there is slight stretching of the dura mater, which is probably not sufficient to influence the spinal cord. 'Whatever good, therefore, has resulted from the treatment cannot be regarded as due to stretching of the cord. Dr. Cagney offers the suggestion that the apparent good effects are due to the breaking-down of adhesions between the fibres, and to the removing of impediments to the circulation, both of which explanations are entirely hypothetical and not altogether probable. Since the effect on the
doi:10.1016/s0140-6736(02)14633-2 fatcat:tq6bqhftlbeyhjsqexsl53vxvq