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Urodynamics include several investigations of the bladder-sphincter complex. Uroflowmetry is easy to perform but interpretation might be hazardous in very young children; in urethral obstruction, it shows a decrease in the maximal flow rate and an increase in the voiding time; such an investigation has no specific value in case of posterior urethral valves since it can be even normal in case of obstruction...
Micturition disorders were studied retrospectively in a series of 165 children over a period of 15 years. Among patients without lesions of the upper tract at the time of diagnosis (group A, n= 131), 18 (14%) had persistant nocturnal and diurnal enuresis; one urethral stenosis and six vesicoureteric reflux required surgery; three experienced persistent pollakiuria and enuresis. Among patients with...
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