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JAMA. 1945;128(7):517-518. doi:10.1001/jama.1945.02860240043016.
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EPIDEMIC MYALGIA, OR PLEURODYNIA  The records of this disease were reviewed editorially eleven years ago.1 Since then a number of typical new outbreaks have been reported in this country and in Europe. The wide distribution of the disease in temperate climates is illustrated also by an outbreak in New Zealand.2 The occurrence of the epidemics in the summer time, July and August especially, led de Rudder3 to raise the question whether pleurodynia may not be a variant of epidemic poliomyelitis. The symptoms are however so different that poliomyelitis and pleurodynia must be regarded as etiologically distinct diseases. In reports of epidemics of pleurodynia, as in Illinois,4 Massachusetts,5 Missouri6 and elsewhere, involving hundreds of cases, mostly in children, mention is not made of any simultaneous cases of poliomyelitis. This question as well as other problems of the nature of pleurodynia await the results of special


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