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1) WBC/ Pus cell in urine up to 3 cells in female & up to 5 cells are normal.
2) If your urine culture is negative then it indicates that you are not suffering from Urinary Tract Infection
3) Still pus cells beyond normal limit in urine indicate cells arising from glomeulus in kidney
. SLE cause glomerulitis in kidney and you may have pus cells in urine. In such cases, urine examination also shows presence of RBC
4) You should go for kidney biopsy
and immuno-fluorescence study of kidney to see the exact present status.
Dr. Mayank Bhargava