Urine occult blood 1+ red blood cells 18+ serious?

If

the patient's symptoms are frequent urination, urgency, pain, etc., bacteria are found in urine bacterial culture. After illness, take clarithromycin sustained-release tablets, amoxicillin capsules, roxithromycin dispersible tablets and other drugs to control inflammatory reactions. The condition can gradually recover, generally not serious. If the patient's accompanying symptoms are oliguria, fever, edema, etc., the kidneys are found to be enlarged in B-ultrasound examination. And after the disease is not treated in time, kidney function will be further damaged, at this time more serious, may cause kidney failure.