Other effects of a urinary tract infection (UTI)

If the person has a sudden and unexplained change in their behaviour, such as increased confusion, agitation, or withdrawal, this may be because of a UTI.

These pages explain what a UTI is, the different types of UTIs, their symptoms and treatments, and gives tips on how they may be prevented.

What is a urinary tract infection?

A urinary tract infection is usually caused by bacteria entering the urinary tract via the urethra – the tube that allows the passage of urine from the bladder to outside the body.