5 yo boy - 2 day after was discharged from the hispital following an apisode of pyelonephritis
- tx cefixime and acetaminophen bc Klebsiella pneumoniae
- kidney -usg showed mild hydronephrosis

next step?
a continues ab prophylaxis
b kideny and bladder usg
c repeat urine culture
d Voiding cystourethrography