Abstract
DiagnosisLongcope and Winkenwerder36 emphasized the diagnostic challenge that pyelonephritis presents as follows:From the significant data that are now available, it should be possible to recognize this form of renal disease long before the critical stage has been reached in the destruction of renal tissue.Of fundamental importance in the diagnosis of pyelonephritis is the need for the physician to appreciate that the symptomatology, if present, may or may not suggest urinary-tract involvement and that careful urinalysis and bacteriologic study of the urine often reveal abnormalities that may be consistent with the disease.It must be emphasized that the . . .