Are there any associated
symptoms like changes in urinary patterns,
pain in urination,change in urine character?
At this point, a kidney infection is usually established through a urinalysis,urine culture and clinical presentation.If a kidney infection is present, urinalysis may show red blood cells, casts and bacteria. It may show some urine protein.In your case,these were not present.Kidney infections may also present with nausea, vomiting and fever.In your case, has this occurred?