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This study from the service and laboratory of the Salpêtrière consists in a magnificent collection of 100 cases of pseudobulbar palsy, with a detailed study based not only on this, but on the preceding literature. It follows the usual exposition of a syndrome in taking up the characteristic and then the variable features, of which there is such an abundance in pseudobulbar palsy. It represents indeed an intensive study, which is better on the clinical than on the pathologic side. The conditions giving rise to the syndrome are numerous, including arteriosclerosis, syphilis, multiple sclerosis, epidemic encephalitis, cerebrospinal meningitis and occasionally intoxications, tumors and traumatisms. The section on involuntary laughing and crying is particularly good, although it lacks the art of exposition of Wilson's paper.
The author's study of the development of pseudobulbar palsy is important, since he states that it comes on "progressively, without ictus, preceded a long time