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1.
Braz. oral res ; 26(4): 335-340, July-Aug. 2012. tab
Article in English | LILACS | ID: lil-640708

ABSTRACT

This study aimed at determining the prevalence of inflammatory root resorption and associated factors in 1068 primary mandibular molars in 453 children 3 to 12 years of age. Age, dental history and medical history were recorded using a questionnaire administered to the children's parents/caregivers. Previously trained and calibrated examiners assessed radiographic images of the primary molars by direct observation, with the aid of a viewing box. Root resorption (physiological or inflammatory), dental crown status (healthy, carious with no pulp involvement, carious with pulp involvement and evidence of restoration), and pulpotomy or pulpectomy were determined. Data analysis involved descriptive statistics, the chi-square test and a multiple logistic regression (p < 0.05). The prevalence of inflammatory root resorption was 16.2% (n = 173). The male gender (OR: 1.4; 95% CI), the 3-to-7-years age bracket (OR: 1.5; 95% CI), an unhealthy dental crown (OR: 8.7; 95% CI), caries with pulp involvement (OR: 7.4; 95% CI), pulpotomy (OR: 3.1; 95% CI), and pulpectomy (OR: 5.4; 95% CI) were risk factors for the occurrence of inflammatory root resorption in primary molars. In conclusion, the prevalence of inflammatory root resorption in the present sample was 16.2%. Gender, age, an unhealthy tooth, caries with pulp involvement, pulpotomy, pulpectomy, and the absence of a restoration were associated with a higher occurrence of inflammatory root resorption in primary molars.


Subject(s)
Child , Child, Preschool , Humans , Male , Molar , Root Resorption/epidemiology , Age Distribution , Age Factors , Brazil/epidemiology , Cross-Sectional Studies , Dental Caries/epidemiology , Epidemiologic Methods , Pulpectomy/statistics & numerical data , Radiography, Dental , Retrospective Studies , Root Resorption , Sex Distribution , Sex Factors , Tooth, Deciduous
2.
J. bras. ortodon. ortop. facial ; 7(41): 407-413, set.-out. 2002. ilus, graf
Article in Portuguese | LILACS, BBO | ID: lil-345102

ABSTRACT

O objetivo desta investigaçäo foi o de analisar a prevalência de reabsorçäo radicular e a perda óssea alveolar pré e pós-tratamento ortodôntico. Foram avaliadas séries radiográficas iniciais e finais de 30 pacientes na faixa etária entre 15 e 30 anos, submetidos a tratamento ortodôntico com aparelhagem fixa (Edgewise), com duraçäo mínima de 1 ano e máxima de 4 anos. Dentre as conclusöes, observou-se que 53,82 por cento das raízes analisadas apresentaram reabsorçäo radicular em algum grau e que 46,3 por cento das cristas ósseas avaliadas apresentaram reduçäo do nível ósseo alveolar. A média de reabsorçäo radicular e perda óssea alveolar, encontrada após o tratamento ortodôntico, foi 1,40 mm e 1,05 mm, respectivamente


Subject(s)
Humans , Male , Female , Adolescent , Adult , Alveolar Bone Loss , Root Resorption/epidemiology , Prevalence
3.
Rev. Fac. Odontol. Univ. Antioq ; 13(2): 51-56, ene-.jun. 2002. tab, graf
Article in Spanish | LILACS | ID: lil-347370

ABSTRACT

Se realizó un estudio de quince autotrasplantes y dos reposiciones dentales en quince pacientes que consultaron, entre agosto de 1994 y junio de 1997 en la Unidad de Cirugía Oral y Estomatología del H.U.S.P. Se evaluaron parámetros clìnicos como dolor, cambio de color, sangrado, movilidad e índice de Russell, también parámetros radiográficos, espacios del ligamento peridontal, reabsorción radicular interna y externa, obliteración de cámara pulpar y estado de desarrollo radicular. Todos los casos realizados fueron de diferentes dientes donantes a diferentes sitios receptores, notándose que los autotrasplantes más frecuentemente realizados son del tercer molar al primer molar y las reposiciones en zona de premolares. La tasa de supervivencia fue de 100 por ciento a los seis meses, y del 75 por ciento a los 12 meses; ésta se mantuvo por los 24 meses. Los resultados finales de este estudio piloto demuestran que los autotrasplantes y las reposiciones dentales son alternativas de tratamiento con alto porcentaje de éxito en caso de pérdida dentaria o alteración en la erupción por malposición


Subject(s)
Humans , Male , Adolescent , Adult , Female , Tooth , Tooth Replantation , Age Distribution , Bicuspid , Colombia , Dental Service, Hospital , Epidemiology, Descriptive , Evaluation Study , Molar , Molar, Third , Oral Hemorrhage , Pain, Postoperative , Tooth Loss/epidemiology , Tooth Loss/therapy , Postoperative Complications , Prospective Studies , Root Resorption/epidemiology , Root Resorption/etiology , Sex Distribution , Tooth Replantation
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