Since the 1950s, pediatric urologists have used Prader's classification to describe cases of genital ambiguity, and have generally characterized urogenital sinus anomalies based on 'high' or 'low' ...
The renal collecting duct system and ureters originate from the Wolffian ducts, paired epithelial tubes that extend along the anterior-posterior embryonic axis terminating in the urogenital sinus, the ...