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A urinary tract infection (UTI) is an infection that affects a part of the urinary tract. [1] Lower urinary tract infections may involve the bladder (cystitis) or urethra (urethritis) while upper urinary tract infections affect the kidney (pyelonephritis). [10] Symptoms from a lower urinary tract infection include suprapubic pain, painful ...
Urinary tract infection in pediatric patients is a significant clinical issue, affecting approximately 7% of fevered infants and children. [43] If left untreated, the infection can ascend from the bladder to the kidneys, resulting in acute pyelonephritis, which leads to hypertension, kidney scarring, and end-stage kidney disease. [44]
Vesicoureteral reflux (VUR), also known as vesicoureteric reflux, is a condition in which urine flows retrograde, or backward, from the bladder into one or both ureters and then to the renal calyx or kidneys. [1][2] Urine normally travels in one direction (forward, or anterograde) from the kidneys to the bladder via the ureters, with a one-way ...
Pyelonephritis is inflammation of the kidney, typically due to a bacterial infection. [ 3 ] Symptoms most often include fever and flank tenderness. [ 2 ] Other symptoms may include nausea, burning with urination, and frequent urination. [ 2 ] Complications may include pus around the kidney, sepsis, or kidney failure.
Reflux nephropathy is kidney damage (nephropathy) due to urine flowing backward (reflux) from the bladder toward the kidneys; the latter is called vesicoureteral reflux (VUR). Longstanding VUR can result in small and scarred kidneys during the first five years of life in affected children. The end results of reflux nephropathy can include high ...
Bacteriuria is the presence of bacteria in urine. [1] Bacteriuria accompanied by symptoms is a urinary tract infection while that without is known as asymptomatic bacteriuria. [1][2] Diagnosis is by urinalysis or urine culture. [3] Escherichia coli is the most common bacterium found. [1] People without symptoms should generally not be tested ...