Roentgen diagnosis of diseases of the head . urbance of the venous canals isresponsible for its development. The knowledge of this sinus prevents its confusionwith fissures. -In :i case operated and published by von Eiselsberg, there occurred a hemorrhagefrom a dilated diploic vein which could not be stopped, and which killed the patient. 3© ill- illustrations in our mi graph on diploic venous canals, Fortsclnittc auf dan Cebiete do- Rontgen Strahlen, 1908. INTRACRANIAL, DISEASES 233 center of the right leg. The operation, performed in the von EiselsbergClinic, had to be discontinued after the
Roentgen diagnosis of diseases of the head . urbance of the venous canals isresponsible for its development. The knowledge of this sinus prevents its confusionwith fissures. -In :i case operated and published by von Eiselsberg, there occurred a hemorrhagefrom a dilated diploic vein which could not be stopped, and which killed the patient. 3© ill- illustrations in our mi graph on diploic venous canals, Fortsclnittc auf dan Cebiete do- Rontgen Strahlen, 1908. INTRACRANIAL, DISEASES 233 center of the right leg. The operation, performed in the von EiselsbergClinic, had to be discontinued after the opening of the skull on accountof hemorrhage from the widened diploic veins. The second operation, un-dertaken several days later, disclosed the existence of a walnut-sized gliomain the cortex in the region controlling leg movements. (See Leischner,CMrurgie der Hirntumoren, Case -i.) The postmortem held several monthslater, verified the result of the clinical examination. The widened diploic veins had, in this case, taken over the removal. Fig. 89.—A sketch of the x-ray of the calvarium in which there was a phenomenalenlargement of the diploic veins. On the right side they approximated the size of thefemoral vein. The piece of bone removed at operation is laid back in place. This isthe explanation of the irregularity on the right side of the picture. P. Pacchioniangroove. CS. Coronal suture. of the blood from that area in which a compression of the longitudinalsinus had resulted on account of the tumor in the cortex. Case 2.—N. C, male, thirty-six years old. Jacksonian epilepsy, paresis,ataxia, and disturbance of deep sensibility in the left leg. Choked : tumor of the right motor region (leg center). Eoentgen finding showed the skull to Lie permeated by numerous greatlywidened diploic veins which were developed to the greatest degree in the 234 ROENTGEN DIAGNOSIS OF DISEASES OF THE HEAD right parietal region. The operation, performd in the von Eiselsberg Cli
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