A urine protein-creatinine ratio (UPCR) test looks for high levels of protein in your urine, which can happen in kidney disease. Results that are higher than average may be a sign of a kidney-related ...

Yes, cystitis, also known as bladder inflammation, can cause protein in the urine. A urinary tract infection (UTI) is a bacterial infection that affects the urinary tract, which includes the bladder.

Small amounts of protein in urine are typically harmless, but consistently elevated levels may indicate kidney issues or other underlying health conditions. Healthcare providers use tests like the ...