[PMID]: | 28403365 |
[Au] Autor: | Santos LG; Felippe WT; Souza BD; Konrath AC; Cordeiro MM; Felippe MC |
[Ad] Endereço: | Universidade Federal de Santa Catarina, Departamento de Odontologia, Florianópolis, Santa Catarina, Brasil. |
[Ti] Título: | Crown discoloration promoted by materials used in regenerative endodontic procedures and effect of dental bleaching: spectrophotometric analysis. |
[So] Source: | J Appl Oral Sci;25(2):234-242, 2017 Mar-Apr. |
[Is] ISSN: | 1678-7765 |
[Cp] País de publicação: | Brazil |
[La] Idioma: | eng |
[Ab] Resumo: | Objectives: To assess tooth crown's color after intracanal treatment with triple antibiotic paste (TAP) or calcium hydroxide (CH); cervical sealing with glass ionomer cement (GIC) or mineral trioxide aggregate (MTA); and bleaching with carbamide peroxide. Material and Methods: After pulp removal and color spectrophotometer measurement, 50 bovine incisors were divided into 4 experimental groups and one control (untreated). Experiments were performed in phases (Ph). Ph1: TAP (ciprofloxacin, metronidazole, minocycline), TAPM (ciprofloxacin, metronidazole, amoxicillin), DAP (ciprofloxacin, metronidazole), or CH treatment groups. After 1 and 3 days (d); 1, 2, 3 weeks (w); and 1, 2, 3 and 4 months (m), color was measured and medications were removed. Ph2: GIC or MTA cervical sealing, each using half of the specimens from each group. Color was assessed after 1d, 3d; 1w, 2w, 3w; 1m and 2m. Ph3: Two bleaching sessions, each followed by color measurement. Data were analyzed with ANOVA and post-hoc Holm-Sidak method. Results: Ph1: Specimens of TAP group presented higher color alteration (ΔE) mean than those of TAPM group. No significant difference was found among TAP or TAPM and CH, DAP or Control groups. Ph2: cervical sealing materials showed no influence on color alteration. Ph3: Different ΔE means (from different groups), prior to bleaching, became equivalent after one bleaching session. Conclusions: TAP induces higher color alteration than TAPM; color alteration increases over time; cervical sealing material has no influence on color alteration; and, dental bleaching was able to recover, at least partially, the tooth crown's color. |
[Mh] Termos MeSH primário: |
Antibacterianos/química Materiais Restauradores do Canal Radicular/química Irrigantes do Canal Radicular/química Tratamento do Canal Radicular/métodos Clareadores Dentários/química Coroa do Dente/efeitos dos fármacos Descoloração de Dente/induzido quimicamente
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[Mh] Termos MeSH secundário: |
Compostos de Alumínio/química Animais Compostos de Cálcio/química Hidróxido de Cálcio/química Bovinos Combinação de Medicamentos Cimentos de Ionômeros de Vidro/química Teste de Materiais Óxidos/química Peróxidos/química Pigmentação em Prótese Valores de Referência Reprodutibilidade dos Testes Silicatos/química Espectrofotometria Fatores de Tempo Clareamento Dental/métodos Ureia/análogos & derivados Ureia/química
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[Pt] Tipo de publicação: | EVALUATION STUDIES; JOURNAL ARTICLE |
[Nm] Nome de substância:
| 0 (Aluminum Compounds); 0 (Anti-Bacterial Agents); 0 (Calcium Compounds); 0 (Drug Combinations); 0 (Glass Ionomer Cements); 0 (Oxides); 0 (Peroxides); 0 (Root Canal Filling Materials); 0 (Root Canal Irrigants); 0 (Silicates); 0 (Tooth Bleaching Agents); 0 (mineral trioxide aggregate); 31PZ2VAU81 (carbamide peroxide); 8W8T17847W (Urea); PF5DZW74VN (Calcium Hydroxide) |
[Em] Mês de entrada: | 1705 |
[Cu] Atualização por classe: | 170530 |
[Lr] Data última revisão:
| 170530 |
[Sb] Subgrupo de revista: | D; IM |
[Da] Data de entrada para processamento: | 170414 |
[St] Status: | MEDLINE |
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