For a number of years, but during the past summer particularly, our attention has been directed to a clinical picture variously known as ``continued fever," "sun fever," "Wilmington fever," "low fever," etc., the only constant symptom of which is a supposedly continuous elevation of temperature. That this supposition is incorrect can be easily determined by taking the temperature throughout the twenty-four hours, when it will be found that during the night the "fever" disappears. But as these patients do not feel ill, and do not go to bed, they are seen by the physician only during the day; hence the idea of a continuous elevation of temperature. As very little has appeared in the literature concerning this condition, a fuller description of this so-called "low fever" seems desirable, more especially for the sake of differential diagnosis.
The causes of continued fever in the northern part of the temperate