Which clinical manifestations of a urinary tract infection may be demonstrated in an 85-year-old individual?

A urinary tract infection is an infection that occurs in any part of the urinary system such as kidneys, ureters, bladder and urethra. The clinical manifestations of a urinary tract infection that may be demonstrated in an 85 - year-old individual is confusion and poorly localized abdominal discomfort or otherwise the 85 - year-old individual may not experience any symptom at all.