<s>[INST] What else can cause UTIs? [/INST] Infections can also develop when the bladder does not empty completely. This may be caused by the following

A stone in the ureters, kidneys, or bladder that blocks the flow of urine through the urinary tract. Stones develop when minerals in urine stick together and there is not enough fluid to flush them out.

A narrowed tube in the urinary tract that slows the flow of urine.

A problem with the nerves or muscles of the pelvis. Source: ACOG.ORG. Link: https://www.acog.org/womens-health/faqs/urinary-tract-infections. Field: Urology. Disease: Urinary Tract Infection </s>