Natural course of OHVIRA syndrome with ectopic ureter insertion into obstructed hemivagina.

(A),(B) Two days ultrasonography demonstrating 1.4cm sized ipsilateral ectopic multicystic dysplastic kidney(MCDK) and distended hemivagina. (C),(D) 14months ultrasonography demonstrating decreased size of ectopic MCDK (0.8cm) with decreased sized of distended hemivagina. *Asterisk: obstructed hemivagina