What is the cause of urine routine leucocyte esterase positivity

The occurrence of urine routine leucocyte esterase positive may be related to urethritis, urethral stones, pyelonephritis and other factors, the correlation analysis is as follows:

1. urethritis

urethritis will make urethral mucosa congestion, swelling, breeding more bacteria, causing leucocyte accumulation, urine routine leucocyte esterase positive after urination.

2. urethral stones

urethral stones after the occurrence of stones, stones continue to stimulate urethral parts, resulting in local sterile inflammatory changes, causing leukocytosis, occurrence of the above conditions.

3. pyelonephritis

pyelonephritis will damage nephron, leading to inflammatory changes in kidney parts, causing leukocytosis, in order to phagocytize inflammatory factors, can appear leucocyte esterase positive in urine routine examination.