title: Normal position of the ureteral orifice in infancy and childhood: a quantitative study.
abstract: Normal values for the distance between the vesicoureteral orifice and the internal urethral orifice are given for different ages, heights, weights, crown-to-rump lengths and surface areas of infants and children. A simple estimate of approximate mean values for these measurements also is included.
mesh_terms: D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D008297:Male; D014513:Ureter / Q000033:anatomy & histology*; D014521:Urethra / Q000033:anatomy & histology; D001743:Urinary Bladder / Q000033:anatomy & histology