upj obstruction…

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kidney anatomy, ureteropelvic junction obstruction, up junction obstruction, obstruction, the ureteropelvic junction, ureteropelvic junction, upj, obstruction, blockage, in the area where a ureter, the tubes that carries urine, kidney, bladder, attaches, the kidney known, the renal pelvis, upj obstruction, a congenital, birth, narrowing, the connection between the ureter, renal pelvis, is part, the kidney, blockage causes, urine to build up, in the renal pelvis, damaging the kidney, upj obstruction, most frequently diagnosed cause of urinary obstruction in children, commonly diagnosed, prenatal ultrasound studies that show a dilated renal pelvis, a condition, hydronephrosis, recognized, the baby is born, upj obstruction, require surgical correction, in the first few days after birth, less severe cases, require surgery, later in life, require surgery at, upj obstruction recognized after birth, an abdominal mass is found on examination, infant develops a urinary tract infection associated, fever, back pain, blood, in the urine, signs of upj obstruction, flank pain, urinary tract infection, fever, bloody urine, hematuria, lump, in the abdomen, abdominal mass, maternal pregnancy ultrasound, hydronephrosis, in the fetus, tests after birth, creatinine clearance, bun, electrolytes, ivp, nuclear scan of kidneys, voiding cystourethrogram, surgical correction, the obstruction allows urine to flow, open surgery, performed in infants, adults treated, less-invasive procedures, percutaneous technique, the obstruction is corrected via a small incision, in the side, endoscopic technique, the obstruction is cleared via a small instrument inserted, the urethra, procedures involve much smaller incisions than traditional open surgery, a tube, a stent placed to drain urine, kidney, patient heals, a nephrostomy tube, in the patient's side to drain urine, short time, surgery, rapid decompression, the kidney immediately following birth, substantially improve kidney function in an infant, upj obstruction diagnosed, the child is born, early recognition, repair, preserve future kidney function, most patients, no long-term consequences, a small number of patients, require dialysis at some point in lives, a result of this problem, permanent loss of kidney function, kidney failure, complication of upj obstruction, infant has bloody urine, fever, a lump, in the abdomen, baby seems to have back pain, pain, in the flanks, area towards the sides, the body between the ribs, pelvis.