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Symptoms of Urinary Tract Infection (UTI)

While it is possible to have a urinary tract infection (UTI) without any symptoms, most people notice symptoms.

The Female Urinary System
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Symptoms of a urinary tract infection include the following:

  • Increased frequency of urination
  • Feeling of urgency to urinate
  • Burning or pain while urinating
  • Itching in the genital area
  • Urinating only small amounts of urine at a time
  • Pain over the area of the bladder (the pubic area or lower abdomen) or in the lower back
  • Pain along the sides under the ribs (back and flank pain)
  • Blood in the urine, or on the tissue after wiping following urination in women
  • Cloudy looking urine, possibly with pus
  • Unpleasant smell to urine
  • New onset of incontinence (inability to hold the urine during the day or night)

The following symptoms suggest that the infection has gone up into the kidneys, a more serious problem:

  • Fever, chills
  • Severe pain in the lower back

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.

Revision Information

  • Uncomplicated urinary tract infection (UTI) (pyelonephritis and cystitis). EBSCO DynaMed website. Available at: http://www.ebscohost.com/dynamed. Updated August 23, 2014. Accessed September 17, 2014.

  • 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 17, 2014.

  • 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 24, 2012. Accessed September 17, 2014.