OROYA FEVER

Abstract

In a previous article,¹we reported on our earlier investigations relating to verruga peruviana and Oroya fever. In the present communication we desire to discuss particularly the distribution and seasonal prevalence and the clinical manifestations of Oroya fever. <h3>DISTRIBUTION AND SEASONAL PREVALENCE</h3> Our investigations relating to Oroya fever and verruga peruviana were made in Lima, in the large hospitals in that city, and in a number of the mountain towns in the interior of Peru, particularly San Mateo, Chosica, Santa Eulalia, San Bartolomé, Surco, Cocochacra and Matucana. Cases of verruga peruviana were found in or in the vicinity of all of these towns, and in these localities cases of malaria were also common. Cases of Oroya fever were studied in which the disease had been contracted in or in the vicinity of San Bartolomé and Matucana. At the present time our knowledge of the geographical distribution of Oroya fever