Q Fever

THE speed of modern travel and the relatively long incubation period of many infectious diseases have made it necessary for the physician to have some acquaintance with global epidemiology, to cope with some of his diagnostic problems. In the case reported below a diagnosis of Q fever was established serologically in a patient with clinical findings of primary atypical pneumonia. The diagnosis was suspected from the fact that the patient had been in an area where the causative agent of the disease occurs and had returned from that area within the known incubation period of the disease.I. M., a . . .