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Spectrophotometric evaluation of coronal discoloration induced by bioceramic root canal filling materials / Evaluación espectrofotométrica de la decoloración coronal inducida por materiales biocerámicos de obturación del conducto radicular
Al-Haddad, Afaf; Kah weng, Sebastian Yung; Anak jawa, Jannisa Adelene; Zainol Abidin, Shahirah; Yi, Tracie Lau Phui; Ryzall, Yasmin; Raja, K Kranthi.
  • Al-Haddad, Afaf; Mahsa University. Faculty of Dentistry. Department of Conservative Dentistry. Selangor. MY
  • Kah weng, Sebastian Yung; Mahsa University. Faculty of Dentistry. Selangor. MY
  • Anak jawa, Jannisa Adelene; Mahsa University. Faculty of Dentistry. Selangor. MY
  • Zainol Abidin, Shahirah; Mahsa University. Faculty of Dentistry. Selangor. MY
  • Yi, Tracie Lau Phui; Mahsa University. Faculty of Dentistry. Selangor. MY
  • Ryzall, Yasmin; Mahsa University. Faculty of Dentistry. Selangor. MY
  • Raja, K Kranthi; Mahsa University. Faculty of Dentistry. Department of Conservative Dentistry. Selangor. MY
J. oral res. (Impresa) ; 10(4): 1-7, ago. 31, 2021. tab, ilus
Article in English | LILACS | ID: biblio-1395270
ABSTRACT
The aim of this study is to evaluate the crown discoloration induced by bioceramic root canal filling materials (OrthoMTA and iRoot SP) compared to AH Plus. Material and

Methods:

Sixty intact mandibular single rooted premolars were sectioned 2 mm below the cemento-enamel junction, prepared, and randomly assigned into four groups according to the root filling materials OrthoMTA, iRoot SP, AH Plus and unfilled.

Results:

Before placement of the materials in the pulp chamber and the coronal third of the root, the spectral reflectance lines of the crowns were recorded by a digital spectrophotometer at baseline, and after filling at 1 week and 1, 3 and 6 months and ∆Ε values were calculated. All materials used induced clinically perceptible crown discoloration (∆Ε>3.7) and no significant difference was detected between these materials (p>0.05). Regardless of the material, discoloration progressed significantly within the three months (p<0.05) however, at 6 months, the discoloration reduced for AH Plus and no further increase for bioceramic materials was detected.

Conclusion:

Bioceramic root filling materials tested induced clinically perceptible crown discoloration and their application in the esthetic zone should be performed with caution.
RESUMEN

Objetivo:

El objetivo de este estudio es evaluar la decoloración de la corona inducida por materiales biocerámicos de obturación del conducto radicular (OrthoMTA e iRoot SP) en comparación con AH Plus. Material y

Métodos:

Se seccionaron sesenta premolares mandibulares de raíz única intactos, 2 mm por debajo de la unión cemento-esmalte, se prepararon y se asignaron al azar en cuatro grupos de acuerdo con los materiales de obturación radicular OrthoMTA, iRoot SP, AH Plus y sin relleno.

Resultados:

Antes de la colocación de los materiales en la cámara pulpar y el tercio coronal de la raíz, las líneas de reflectancia espectral de las coronas se registraron con un espectrofotómetro digital al inicio del estudio, y a la semana 1, así como a 1, 3 y 6 meses, y los valores ?? fueron calculados. Todos los materiales utilizados indujeron una decoloración de la corona clínicamente perceptible (??> 3,7) y no se detectaron diferencias significativas entre estos materiales (p> 0,05). Independientemente del material, la decoloración progresó significativamente dentro de los tres meses (p<0.05); sin embargo, a los 6 meses, la decoloración se redujo para AH Plus y no se detectó ningún aumento adicional para los materiales biocerámicos.

Conclusiones:

Los materiales biocerámicos de obturación radicular probados indujeron una decoloración de la corona clínicamente perceptible y su aplicación en la zona estética debe realizarse con precaución.
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Root Canal Filling Materials / Tooth Discoloration Limits: Humans Language: English Journal: J. oral res. (Impresa) Journal subject: Dentistry Year: 2021 Type: Article Affiliation country: Malaysia Institution/Affiliation country: Mahsa University/MY

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Full text: Available Index: LILACS (Americas) Main subject: Root Canal Filling Materials / Tooth Discoloration Limits: Humans Language: English Journal: J. oral res. (Impresa) Journal subject: Dentistry Year: 2021 Type: Article Affiliation country: Malaysia Institution/Affiliation country: Mahsa University/MY