can a uti cause extreme stomach and back pain and vomiting
Symptoms of a urinary tract infection may include: 1  fever. 2  unexplained fussiness in a baby or young child. 3  needing to urinate (pee) more often. 4  pain or burning with urination. 5  wetting during the day in a toilet-trained child. 6  vomiting or abdominal (belly) pain. 7  back pain. 8  blood in the urine.