A urinary tract infection (UTI) is an infection from microbes. UTI generally occurs in both men and women but more commonly in women, in their bladder or urethra, but more serious infections surround the kidney.
The Urinary tract infection may cause pelvic pain, increased urge to urinate, pain with urination and blood in the urine. A kidney infection may cause back pain, nausea, vomiting and fever.