The surgeon whose lot it is to care for a patient with trauma to the spinal cord needs much information concerning his patient before finally deciding on the plan of treatment, whether it is to be operative or nonoperative.
If, in a case of this kind, it were possible to have a little more knowledge regarding the etiology and the pathology and the relation of the one to the other, such data would often be welcome. Was all the damage to the cord inflicted at the time of the injury, or is there still pressure from misplaced fragments causing damage to the cord? Again, just what is the pathologic condition of the cord after receiving the trauma? These questions must be answered in each case. The roentgen examination of the spinal column following the injury may be negative in results, yet there may be complete loss of function of the