Objective To investigate the clinical value of one stage repair of penoscrotal hypospadias using improved pedicled scrotal septal skin flap.Methods Twenty-eight patients with penoscrotal hypospadias were repaired by modified pedicled scrotal septal skin flap.Results Twenty-eight patients were cured. No urethra stricture and urinary fistula was found,the penis shape was better.Conclusion The clinical efficacy of modified pedicled scrotal septal skin flap in one stage repair of penoscrotal hypospadias is bett...