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"POSTERIOR URETHRAL VALVES"

“ Only occurs in males. It is due to a membrane in the posterior urethra causing near-complete obstruction to the flow of urine. Age of pre...

Only occurs in males. It is due to a membrane in the posterior urethra causing near-complete obstruction to the flow of urine. Age of presentation depends on degree of obstruction. Mostly diagnosed after birth.
US

•  Hydronephrosis
•  Renal dysplasia
•  Urinoma or urinary ascites

NUCLEAR MEDICINE

•  Micturating cystourethrogram is the gold standard—calibre change in the posterior urethra.
•  Reflux is also common.