Contrast-enhanced voiding urosonography of a child with vesicoureteral reflux

Contrast-enhanced voiding urosonography (ceVUS) in a 3-year-old female with vesicoureteral reflux.

(A) Transverse image of the bladder.

(B) Longitudinal image of the bladder during voiding with visualization of the urethra.

(C) Longitudinal image of the right kidney reveals refluxed contrast material in the collecting system (asterisk) and proximal ureter (arrow).

(D) Longitudinal image of the right kidney demonstrating intrarenal reflux (arrowheads) in the upper and lower renal poles.