Standard Urotherapy With or Without Biofeedback-Based Pelvic Floor Muscle Training for Dysfunctional Voiding in Children

Inclusion Criteria: * Children less than 18 years old. * Both sexes. * Children with dysfunctional voiding. Exclusion Criteria: * Patients with cognitive function impairment. * Patients who received any care for dysfunctional voiding. * Children with known anatomical anomalies of the urinary tract. * Children with known neurological anomalies (spinal dysraphism, multiple sclerosis, lumbar or spinal neuritis……… etc). * Children with a history of back or lower urinary tract trauma.