Utility of Positional Instillation of Contrast Cystography for Diagnosing Occult Vesicoureteral Reflux in Children: A Report of Two Cases

“Positional instillation of contrast (PIC) cystography is effective for detecting occult vesicoureteral reflux (VUR), which can not be revealed by standard voiding cystourethrography (VCUG).”

“PIC cystography is useful for detecting occult VUR in children with negative VUR findings on standard VCUG or who are unable to tolerate standard VCUG.”