Most common cause of urinary retention in children includes
(A) Posterior urethral valves # Posterior urethral valves: These constitute an important cause of distal urinary tract obstruction in boys.> Dribbling, abnormal urinary stream, palpable bladder and recurrent UTI are the usual presenting features.> The presence of severe obstruction in the urinary tract in utero may lead to renal dysplasia.> Mild to moderate impairment of renal function may be present at birth.> The diagnosis is made on MCU, which shows dilated posterior urethra and valves at its junction with anterior urethra.
Miscellaneous
Posterior urethral valves
Urethral stenosis
Urethral aplasia
Ectopic ureteric opening
Posterior urethral valves