Comparison of intravesical (Cohen) and extravesical (Lich-Gregoir) ureteroneocystostomy in the treatment of unilateral primary vesicoureteric reflux in children

Both the open intravesical and extravesical ureteroneocystostomy procedures are equally effective in the treatment of primary unilateral VUR. Any of the techniques can be opted by the surgeons depending on their surgical experience.Table. Patient demographics.Cohen (n = 23)Lich-Gregoir (n = 35)pAge (years) (Mean + SD) (range)4.6 ± 1.6 (1-7)7.6 ± 4.2 (3-17)0.002M/F ratio17/62/33<0.001Prior endoscopic injection (n)13/2319/350.866Reflux grade3.4 ± 0.6 (3-5)3.9 ± 0.5 (3-5)0.870Split kidney function (%)41.5 ± 10.8 (32-49)34.5 ± 10.1 (28-45)0.242Anticholinergic usage (%)6 (26.1%)16 (45.7%)0.132