Renal pelvic dilation refers to excessive of the fetal intrarenal collecting system. Although a different terminology is used, pelviectasis or pyelectasis most often mild dilation, and hydronephrosis reserved for severe cases that are more likely be clinically significant. Normal measurements anteroposterior renal pelvis diameter <4 mm at 16 27 weeks gestation <7 ≥28 gestation.1Odibo A.O. March...

The development of the Wolffian/epididymal duct is crucial for proper function and, therefore, male fertility. The development of the epididymis is complex; the initial stages form as a transient embryonic kidney; then the mesonephros is formed, which in turn undergoes extensive morphogenesis under the influence of androgens and growth factors. Thus, understanding of its full development requir...