<prompt> Which one of the following statements is false with regard to pyuria in childrenPresence of more than 5 WBChpf high power field for girls and more than 3 WBChpf for boysInfection can occur without pyuriaPyuria may be present without Urinary tract infectionIsolated pyuria is neither confirmatory nor diagnostic for Urinary tract infection  <response>: Pyuria is the presence of more than 5 WBCs high power field, both for boys and girls. CPDTPyuria suggests infection, but infection can, occur in the absence of pyuria. NelsonPyuria can present without UTI. NelsonSo, Isolated pyuria is neither confirmatory nor diagnostic for UTI. 