Prevalencia de traumatismos dentoalveolares en pacientes infantiles del complejo asistencial Dr. Sótero del Río

in this incidence descriptive study 604 infants less than fifteen years of age were examined and attended at the pedodontic clinic from dr. sótero del río hospital with a diagnostic of dental trauma between january and december 2010. the purpose of this research protocol was to characterize dental trauma according to the andreasen and andreasen classification, and also to determine their frequency, seasonal distribution, type and number of the affected teeth, place of occurrence and trauma′s cause. all diagnostics were divided by dentition, 636 were from permanent and 414 from deciduous dentition. for both dentitions trauma in two teeth and more were in a frequency of 58.77%. on permanent dentition a mayor frequency of trauma was observed in may (15.36%), april (13.02%) and november (13.02%). the most frequent trauma was uncomplicated crown fracture (40.88%) and the most frequent teeth affected were the upper central incisors (77.66%). boys suffered more trauma than girls (64.97%). the highest frequencies of trauma for both genders occurred at eight years of age. the main causes of traumas were: falls at school (46.87%). on deciduous dentition a mayor frequency of trauma was observed in spring and summer (53.74%) where november and february concentrated the highest rates (30.84%). sub-luxation was the most frequent diagnostic at 39.61%. the most frequent teeth affected were also the upper central incisors at 82.13%. boys also suffered more trauma than girls (62.56%). the highest frequencies of trauma for both genders occurred at two years of age. the main cause was home falls (29.07%).