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Results 1 - 2 of 2 for Congenital urinary tract obstruction
  1. Kidney Diseases (National Library of Medicine)  
    You have two kidneys, each about the size of your fist. They are near the middle of your back, just below the rib cage. Inside each kidney there are about ...
  2. Ureteral Disorders (National Library of Medicine)  
    Your kidneys make urine by filtering wastes and extra water from your blood. The urine travels from the kidneys to the bladder in two thin tubes called ureters. ...