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Histologic evaluation of pulpotomy performed with ethyl-cyanoacrylate and calcium hydroxide / Avaliação histológica de pulpotomia realizada com etil-cianoacrilato e com hidróxido de cálcio
Albuquerque, Diana Santana de; Gominho, Luciana Ferraz; Santos, Roberto Alves dos.
  • Albuquerque, Diana Santana de; Univesity of Pernambuco. Recife. BR
  • Gominho, Luciana Ferraz; Univesity of Pernambuco. Recife. BR
  • Santos, Roberto Alves dos; University of Pernambuco. School of Dentistry. Department of Endodontics. Recife. BR
Braz. oral res ; 20(3): 226-230, Jul.-Sept. 2006. ilus, tab
Article in English, Portuguese | LILACS | ID: lil-435810
ABSTRACT
The aim of this study was to evaluate histological aspects of the pulp-dentin complex of dogs submitted to pulpotomy and capped with ethyl-cyanoacrylate and calcium hydroxide. Thirty dog teeth were divided into 2 groups of 15 as follows Group 1 - ethyl-cyanoacrylate; Group 2 - calcium hydroxide. The pulpotomies were carried out following all of the treatment precautions recommended for dogs. After 30 days the specimens were submitted to histological preparation and were then blindly evaluated by a histologist. Data were analyzed statistically by the Fisher exact test, comparing the two groups. After 30 days, the presence of a hard tissue barrier was observed in 83.3 percent of Group 1, and in 100 percent of Group 2 (p = 0.478). A continuous hard tissue barrier was observed in 50 percent of the ethyl-cyanoacrylate group and 75 percent of the calcium hydroxide group (p = 0.652). It can be concluded that both materials induced hard tissue barrier formation, but Group 2 had a higher percentage than Group 1, with no significant statistical differences; the differences observed between the different barriers (continuous/non-continuous) were not significant between groups and there was no pulpal necrosis in either group.
RESUMO
O objetivo do presente estudo foi avaliar o aspecto histológico do complexo dentino-pulpar de cachorros quando capeado após a pulpotomia com etil-cianoacrilato e hidróxido de cálcio. Trinta dentes de cães foram divididos em 2 grupos de 15 da seguinte forma Grupo 1 - Etil-cianoacrilato; Grupo 2 - Hidróxido de cálcio. A pesquisa foi realizada tomando-se todos os cuidados recomendados para o tratamento com os cães. Após 30 dias do procedimento realizado os espécimes foram submetidos ao preparo histológico e logo após foram avaliados de forma cega por um histologista. Os resultados foram analisados estatisticamente através do Teste Exato de Fisher. No grupo 1, 83,3 por cento e no grupo 2, 100 por cento dos dentes apresentaram a barreira de tecido duro (p = 0,478). A barreira de tecido duro contínua foi observada em 50 por cento dos casos tratados com etil-cianoacrilato e em 75 por cento dos com hidróxido de cálcio (p = 0,652). Pode-se concluir que tanto o grupo 1 como o grupo 2 induziram a formação da barreira de tecido duro, porém o grupo 2 teve um percentual maior do que o grupo 1, não havendo diferença estatisticamente significante; a diferença observada entre as estruturas das barreiras (contínuas e não-contínuas) não foi significante. A necrose pulpar não foi observada em nenhum grupo.
Subject(s)
Full text: Available Index: LILACS (Americas) Main subject: Pulpitis / Pulpotomy / Calcium Hydroxide / Cyanoacrylates / Dental Pulp / Dental Pulp Capping Type of study: Prognostic study Limits: Animals Language: English / Portuguese Journal: Braz. oral res Journal subject: Dentistry Year: 2006 Type: Article Affiliation country: Brazil Institution/Affiliation country: University of Pernambuco/BR / Univesity of Pernambuco/BR

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Full text: Available Index: LILACS (Americas) Main subject: Pulpitis / Pulpotomy / Calcium Hydroxide / Cyanoacrylates / Dental Pulp / Dental Pulp Capping Type of study: Prognostic study Limits: Animals Language: English / Portuguese Journal: Braz. oral res Journal subject: Dentistry Year: 2006 Type: Article Affiliation country: Brazil Institution/Affiliation country: University of Pernambuco/BR / Univesity of Pernambuco/BR