Investigating the Urine Analysis of Children with Fever

Fever leads to transient changes in the urine analysis of children and the would confuse the physicians in the diagnosis of urinary tract infection and antibiotic prescription.

The study was a descriptive study. Urine analysis of 400 children aged 3 months to 14 years who were referred to Loghman Hakim hospital with fever complaints in 1396-1397 was investigated. The Urine cultures were also performed for all patients in the blood agar medium. If the patient's urine culture was positive, the sample was excluded and other diagnostic and therapeutic measures were performed. In case of changes in urine analysis, in addition to following urine culture to rule out urinary tract infection, the second and third urine tests were performed 24 and 48 hours after complete fever resection, and the results of both tests were recorded in a questionnaire and software. Analysis by SPSS24 was performed and compared. If abnormalities persist in urine tests after fever is stopped, the patient is referred to a pediatric nephrologist for other diagnostic measures that may be necessary.

In this study, 400 febrile children, 164 (41%), girls and 236 (59%) boys with an average age of 46.5 ± 36.9 were included. 53 Children (13.3%) had urine analysis abnormalities. Urine analysis became normal after 24 hours of fever in12.3% of patients and after 48 hours in and 4 patients (1%) The most common findings in urine analysis were sterile pyuria (9.3%) and microscopic hematuria (8.8%).

In this study fever was a reason for urine analysis abnormalities, such as pyuria or microscopic hematuria, they were becoming normal 48 hours after stopping the fever.