Practical urodynamics 1e uroflowmetry in children can be simply classified as normal or uroflowmetry tests and measurements of post void residual urine pvr are the most frequently used first line tests in pediatric urodynamic practice because of their noninvasive. Practical urodynamics 1e uroflowmetry in children can be simply classified as normal or uroflowmetry tests and measurements of post void residual urine pvr are the most frequently used first line tests in pediatric urodynamic practice because of their noninvasive characteristics12 children who are toilet trained or aged more than 5 years whichever oc curs first with symptoms of bladder . Practical urodynamics 1e uroflowmetry in children can be simply classified as normal or uroflowmetry tests and measurements of post void residual urine pvr are the most frequently used first line tests in pediatric urodynamic practice because of their noninvasive. Practical urodynamics 1e uroflowmetry in children can be simply classified as normal or uroflowmetry tests and measurements of post void residual urine pvr are the most frequently used first line tests in pediatric urodynamic practice because of their noninvasive characteristics12 children who are toilet trained or aged more than 5 years whichever oc curs first with symptoms of bladder