%0 Journal Article %T Pie plano flexible: £¿Qu¨¦ y por qu¨¦ tratar? %A Baar Z %A Alejandro %A Ib¨¢£¿ez L %A Ang¨¦lica %A Gana A %A Natalia %J Revista chilena de pediatr¨ªa %D 2006 %I Sociedad Chilena de Pediatr¨ªa %R 10.4067/S0370-41062006000400003 %X flexible flat foot is one of the main reasons for pediatric orthopedist consult. in spite of the evidence showing it as a benign condition with spontaneous resolution, the prescription of insoles and corrective footwear is very frequent. objective: to determine the morphology of the foot longitudinal arch at different ages and its impact in children activities. method: analysis of foot shape in 600 healthy chilean children (324 boys and 276 girls) between 1 and 15 years-old according to staheli criteria, correlating findings with the existence of limb pain and walking abnormalities. results: 22% children had flexible flat foot, most of them younger than 3 years-old, with a decreasing prevalence in older children. no statistically significant difference was found in relation to limb pain and walking abnormalities. conclusions: flexible flat foot is a normal condition in children with an asymptomatic course and spontaneous resolution. therefore, the use of insoles and corrective shoes is not necessary %K flexible flat foot %K insoles %K natural history. %U http://www.scielo.cl/scielo.php?script=sci_abstract&pid=S0370-41062006000400003&lng=en&nrm=iso&tlng=en