Most people will have noticeable symptoms, although it is possible to have a UTI without any symptoms.
Symptoms of a urinary tract infection include the following:
The following symptoms suggest that the infection has gone up into the kidneys, a more serious problem:
Children (babies in particular) may have less common symptoms of UTI, such as:
Older people may have more vague symptoms of a UTI, such as fatigue, confusion, loss of appetite, or trouble walking.
Uncomplicated urinary tract infection (UTI) (pyelonephritis and cystitis). EBSCO DynaMed Plus website. Available at: http://www.dynamed.com/topics/dmp~AN~T116894/Uncomplicated-urinary-tract-infection-UTI-pyelonep...tis-and-cystitis. Updated July 8, 2016. Accessed October 6, 2016.
Urinary tract infections in adults. American Urological Association Foundation website. Available at: http://www.urologyhealth.org/urologic-conditions/urinary-tract-infections-in-adults. Accessed September 12, 2016.
Urinary tract infections in adults. National Institute of Diabetes and Digestive and Kidney Diseases website. Available at: http://www.niddk.nih.gov/health-information/health-topics/urologic-disease/urinary-tract-infections-in-adults/Pages/facts.aspx. Updated May 2012. Accessed September 12, 2016.
Last reviewed September 2017 by Adrienne Carmack, MD
Please be aware that this information is provided to supplement the care provided by your physician. It is neither intended nor implied to be a substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with any questions you may have regarding a medical condition.