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3.
J Clin Pediatr Dent ; 39(5): 452-7, 2015.
Artigo em Inglês | MEDLINE | ID: mdl-26551369

RESUMO

AIM: This study aimed to evaluate changes in the optical density of dentin in primary molars with deep caries three to six months after they were subjected to partial carious dentin removal. STUDY DESIGN: This was a blind controlled, clinical therapy study. Standardized digitalized bitewing radiographs of 42 teeth were analyzed using Adobe Photoshop(®) to quantitatively determine the gray scale of the affected dentin beneath the restoration, in comparison with healthy dentin. A mixed-effects model was used for statistical analysis. The gray tone level was considered a dependent variable; the tooth region and the time, in addition to the interaction between them, were the independent variables. Values of p < 0.05 were significant. RESULTS: During the interval between time zero and three months, the gray tone levels of affected dentin varied from 80.99 ± 3.17 to 98.57 ± 3.17; i.e., an estimated increase of 18 (p < 0.0001). The values for healthy dentin ranged from 118.22 ± 3.17 to 122.02 ± 3.17; i.e., a mean increase of four in the gray tone levels (p = 0.0003). During the interval between three and six months, both healthy and affected dentin showed similar behavior (98.57 ± 3.17 to 103.32 ± 3.20 and 122.02 ± 3.7 to 126.56 ± 3.20, respectively) (p = 0.0001). CONCLUSIONS: Significant increments were observed in the optical density of the affected dentin after three months compared to that of healthy dentin in primary molars treated using the partial carious dentin removal technique.


Assuntos
Cárie Dentária/terapia , Preparo da Cavidade Dentária/métodos , Dentina/diagnóstico por imagem , Dente Molar/diagnóstico por imagem , Criança , Pré-Escolar , Cárie Dentária/diagnóstico por imagem , Restauração Dentária Permanente/métodos , Feminino , Seguimentos , Cimentos de Ionômeros de Vidro/química , Humanos , Masculino , Fenômenos Ópticos , Radiografia Interproximal/métodos , Radiografia Dentária Digital/métodos
4.
Indian J Lepr ; 84(4): 265-9, 2012.
Artigo em Inglês | MEDLINE | ID: mdl-23720891

RESUMO

BACKGROUND AND OBJECTIVES: Leprosy is yet an important infectious disease in Brazil. The objective of this study was to determine the frequency of leprosy among children and adolescents in a countryside city from Legal Amazon region. RESULTS: there was a high frequency of Hansen's disease among children from 5 to 9 years-old, predominantly females, with multibacillary form, and dimorphous types. CONCLUSION: due to late diagnosis and higher frequency of treatment abandonment leprosy is a serious public health problem among children and adolescents is this small city.


Assuntos
Hanseníase Multibacilar/embriologia , Hanseníase/epidemiologia , Adolescente , Distribuição por Idade , Brasil/epidemiologia , Criança , Pré-Escolar , Estudos Epidemiológicos , Feminino , Humanos , Incidência , Lactente , Masculino , Prevalência
6.
Braz Dent J ; 3(1): 59-66, 1992.
Artigo em Inglês | MEDLINE | ID: mdl-1303119

RESUMO

Three clinical cases of odontoma were detected in 2 children and 1 adolescent. The tumors were surgically removed. Clinical suspicion was based on facial deformity in one of the cases and on the absence of permanent tooth eruption in the other two. Radiographic evidence of odontoma was confirmed through histological study.


Assuntos
Neoplasias Maxilares/patologia , Odontoma/patologia , Adolescente , Criança , Calcificações da Polpa Dentária/etiologia , Assimetria Facial/etiologia , Feminino , Humanos , Masculino , Neoplasias Maxilares/complicações , Odontoma/complicações , Dente não Erupcionado/etiologia
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