Bladder outlet obstruction but still have normal renal architecture. This leads to a decrease in the number of nephrons, or functional units of the kidney. Malformation of kidney or bladder architecture. A dysplastic kidney is typically small for age and may contain cysts. A multicystic dysplastic kidney is an extreme example of renal dysplasia. Dilation of the renal pelvis, ureters, or both. Also called hydronephrosis. Kidneys and ureters located in incorrect position, including horseshoe kidney and ectopic ureters. Bladder outlet obstruction is classified based on where along the urinary tract the obstruction occurs, including upper urinary tract obstruction and lower urinary tract obstruction.
Urinary bladder uterus by the vesico-uterine pouch. In infants and young children the urinary bladder is in the abdomen even when empty. Urine, excreted by the kidneys, collects in the bladder before disposal by urination (micturition). The urinary bladder usually holds 300-350 ml of urine. As urine accumulates, the rugae flatten and the wall of the bladder thins as it stretches, allowing the bladder to store larger amounts of urine without a significant rise in internal pressure. Urination is controlled by the pontine micturition center in the brainstem. Bacteriuria is the presence of bacteria in the urine which can indicate a urinary