JAMA. 1906;XLVII(5):367-368. doi:10.1001/jama.1906.02520050051011.
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No doubt there exist undescribed diseases and symptom-complexes, even apart from pathologic differentiations that must be made with increasing knowledge of etiology and of histologic alterations, as well as the extension of civilization to previously uninvestigated fields. It may be that certain morbid affections at present considered as clinical entities will be found in time to represent a group of diverse disorders. In illustration we need but cite the separation of typhus and typhoid and more recently that of typhoid and paratyphoid. A similar process of differentiation will have to be made with respect to the varied forms of polyarthritis, for one specific form of which alone the designation rheumatic should be reserved. Under the term orientalism, or a change to an Eastern appearance, Dr. H. Work Dodd1 describes a small group of cases characterized by a number of symptoms in common. In all of the cases there was a


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