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1.
Rev. Asoc. Odontol. Argent ; 91(4): 279-282, ago.-sept. 2003. tab
Article in Spanish | LILACS | ID: lil-351835

ABSTRACT

El esqueleto cefálico como un todo, es genéricamente denominado cráneo. Comprende los huesos que envuelven el encéfalo y sus respectivas articulaciones, los huesos que forman la cara, relacionados entre sí, con el sistema respiratorio, digestivo y sensorial. La presente investigación tuvo por objetivo estudiar las características diferenciales entre cráneos pertenecientes a individuos de ambos sexos para el estudio de las siguientes medidas: bi-cigomática, prostion-glabela, prostion-espina nasal anterior y medida bi-temporal. El punto alvolar o Prostion es el pnto más anterior y el más declive del borde alveolar superior. Corresponde al punto mediano situado entre los dos incisivos centrales y superiores. Para la realización de este estudio se utilizaron 200 cráneos con procedencia conocida y absoluta certeza en cuatno al sexo, color de la piel, edad, de individuos adultos, provenientes del Cementerio Inmaculada Concepción de la ciudad de Campinas, estado de Sao Paulo, Brasil. Las medidas (mm de las distancias fueron realizadas con auxilio de paquímetro y goniómetro. Los resultados fueron sometidos a análisis estadístico (regresión logística), verificándose que todas las medidas son dimórficas, estableciéndose una fórmula para la determinación del sexo (X=30,4480 - 0,2461, Bi-cigomético) a la que pertenece el cráneo, de forma práctica y confiable, con un índice de confianza de 82.2 por ciento. Se trata de un método eficiente que puede ser utilizado en la identificación del sexo en evaluaciones futuras, pudiendo ser empleado en los servicios de antropología e institutos médico-legales con alto margen de seguridad. Este estudio posibilitará también la practicidad de un cálculo computarizado


Subject(s)
Humans , Male , Adult , Female , Sex Characteristics , Cephalometry/methods , Forensic Dentistry , Brazil , Epidemiology, Descriptive , Forensic Anthropology , Logistic Models , Mortuary Practice , Random Allocation , Data Interpretation, Statistical
2.
Rev. paul. odontol ; 23(6): 4-6, nov.-dez. 2001. ilus
Article in Portuguese | LILACS, BBO | ID: lil-365661

ABSTRACT

A preocupação estética na Odontologia vem cada vez mais ocupando espaço na clínica restauradora. A reabilitação de dentes anteriores geralmente envolve propostas terapêuticas onerosas e demoradas, através de tratamento protético. Uma opção com esta finalidade considerada viável é a utilização de resinas à base de cerômero, material que tem demonstrado possuir propriedades satisfatórias, como estabilidade de cor e resistência compatíveis com a indicação clínica. Neste trabalho são descritos passos para a utilização da técnica de reabilitação estética através do cerômero, em substituição às próteses unitárias metalo-cerâmicas, insatisfatórias e fraturadas.


Subject(s)
Humans , Female , Adult , Composite Resins , Crowns , Esthetics, Dental , Denture, Partial, Fixed
3.
Acta cir. bras ; 13(4): 212-6, out.-dez. 1998. ilus
Article in English | LILACS | ID: lil-230475

ABSTRACT

Autotransplantation of spleen tissue is an attempt for maintenance of splenic functions when splenectomy is indicated in children. It minimizes the risks of overwhelming postsplenectomy infection and it has been done in children with severe portal hypertension due to hepatosplenic mansonic schistosomiasis that underwent splenectomy. The purpose of this investigation were to study the morphology of the residual splenic tissue; to evaluate the residual filtration function of this splenosis; and to assess the immune response to polyvalent pneumococcal vaccine of these patients. Twenty-three children with portal hypertension from mansonic schistosomiasis who underwent splenectomy, ligature of the left gastric vein, autotransplantation of spleen tissue into an omental pouch were evaluated for residual splenic parenchyma and functions. Tc-99m sulfur colloid liver-spleen scans were used for detection of splenic nodules. The search for Howell Jolly bodies were used for assessing the filtration function and Enzyme-linked immunosorbent assay was used for measuring the relative rise in titter of specific pneumococcal antibodies. Splenosis was evident in all children; however, in two there were less than five splenic nodules in the greater omentum, which was considered insufficient. Howell-Jolly bodies were found in the peripheral blood only in these two patients with less evident splenosis. The immune response was adequate in 15 patients; it was itermediate in 4 patients and inadequate in 4 patients. Autotransplantation of spleen tissue into an omental pouch is efficient in maintaining the filtration splenic function in more than 90 per cent of the cases and the immune response to pneumococcal vaccination in approximately 65 per cent of the children.


Subject(s)
Humans , Child , Adolescent , Spleen/transplantation , Schistosomiasis mansoni , Splenectomy , Transplantation, Autologous , Hypertension, Portal , Vaccination
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