RENAL ANOMALY number sizelocation relationships structures
RENAL APLASIA This is due to the lack or lag of primary kidney duct (Wolffian duct), as well as aplasia izolateralnogo primary nucleus, from which the image of the corresponding half of the urinary tract. Bilateral aplasia of the kidney is an extremely rare birth defect not compatible with life.
RENAL HYPOPLASIA It characterized by normal histological structure and the absence of signs of impaired renal function.
TWICE THE KIDNEY It is anatomically a single body composed of upper and lower segments having a separate blood supply, the individual renal pelvis and ureters system. Often anomaly is bilateral.
KIDNEY DYSTOPIA It is a consequence of the delay in the movement of kidney embryonic period from the cavity of the pelvis in the lumbar region and turning it around its axis. Distinguish dystopia thoracic, iliac, lumbar, pelvic and cross. CROSS offset misplacement of one kidney is characterized by the center line, whereby the two kidneys are arranged on one side and in most cases are spliced together.
KIDNEY FUSION This anomaly relationships manifested galetoobraznoy or horseshoe kidney. It occurs mostly in boys. The most commonly diagnosed horseshoe kidney.
POLYCYSTIC KIDNEY. Bilateral Hereditary disease characterized by the formation in the parenchyma of the kidneys sets cysts, progressively increase in size and lead to compression and gradually atrophy of nephrons. Polycystic kidney few more common in girls.