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Abstract: In December 2019, a novel coronavirus disease (COVID-19) presenting with pneumonia emerged in Wuhan, China. The ongoing spread of COVID-19 worldwide is creating enormous uncertainty. In particular, the dental profession is facing a major challenge. Due to the
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Resumen: La fluorosis dental es una anomalía en el desarrollo del esmalte debido a la excesiva ingesta de flúor durante la formación de los tejidos dentales, y se caracteriza principalmente por la hipomineralización y mayor porosidad de la estructura del esmalte. Much
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Resumen: Los agrandamientos gingivales inducidos por placa bacteriana asociados a factores locales como el uso de aparatología ortodóntica, son frecuentemente observados en pacientes jóvenes, con un inadecuado control del biofilm dental. Dentro de la terapéutica recom
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Abstract: Hallermann-Streiff syndrome (HSS) is a rare oculomandibulofacial discephaly with hypotrichosis that occurs as a sporadic mutation. It is characterized by abnormal findings especially in head and face. Dental anomalies occur in 50-80% of the patients. In this
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Abstract: In recent decades, a body of literature examining the relationships between oral health and general health has rapidly developed. However, the biological mechanisms involved in explaining such relationships have not been fully described. Recent evidence has s
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Abstract: While countries are facing different stages in their COVID-19 infection rates, worldwide there are millions of students affected by universities’ facilities closures due to the pandemic. Some institutions have enforced strategies to transfer some courses to a
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Resumen: Los receptores ECA2 presentan una expresión génica importante en las células escamosas de la lengua y glándulas salivales, mecanismo que es conveniente para la inoculación de SARS CoV2 toda vez que busca hacer el complejo de ensamblaje mediante su glicoproteí
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Abstract: The Coronavirus 2019 disease (COVID-19), was declared a pandemic by the World Health Organization on March 11, 2020, and registered the first case in Costa Rica on March 6, 2020, and 105 days later reported 2058 cases, with a wide age range (0-92 years). Its
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Resumen: La práctica odontológica se enfrenta al cambio de paradigmas y modificación de protocolos en bioseguridad, aspecto este que se ha convertido en una variable a ser practicada por cada profesional como parte de su conducta en todo momento para poder sobrevivir
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Abstract: The aim of this study was to compare the apical transportation in extracted teeth using three different rotary nickel-titanium systems (Mtwo, Hyflex CM, and Typhoon). Sixty extracted first molars were randomly divided into three groups (n=20 in each group) wi
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Abstract: Objective: Studies have focused on use of non-expired composites. Unfortunately some clinicians still use expired composite resins without considering their effects. The objective of this in vitro preliminary research was to investigate cytotoxicity of expire
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Abstract: Purpose: The purpose of the present research was to evaluate the effectiveness of self-adhesive composites in amalgam repair as time-saving alternatives to universal bonding-universal composite materials, with or without the usage of Alloy Primer in terms of
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Abstract: Avoiding biofilm formation on dentures is associated with maintaining the surface properties of acrylic-based dentures. The aim of the study is to investigate the effects of two different cleaning agents (Corega and Klorhex 0.2% chlorhexidine gluconate) on su
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Abstract: Differences in liquid-to-powder ratio can affect the properties of calcium silicate-based materials. This study assessed the influence of powder-to-gel ratio on physicochemical properties of NeoMTA Plus. Setting time (minutes), flow (mm and mm²), pH (at diffe
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Resumen: Las lesiones óseas de los maxilares tienen su origen a partir de estructuras odontogénicas y no odontogénicas. Pueden ser benignas o malignas, asintomáticas, pueden ubicarse alrededor de la raíz del diente, alrededor de la corona y en el área interradicular o
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Abstract: Objectives: Odontogenic keratocyst (OKC) and ameloblastoma are slowly growing and locally invasive tumors with high recurrence rate. The aim of this study was to investigate the clinicopathologic features of recurrent ameloblastoma and OKC cases, and evaluate
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Abstract: This prospective study aimed to assess the positional features of palatally displaced maxillary canines (PDCs), their relationship with both cephalometric and dental cast measurements and treatment duration. Pretreatment panoramic and lateral cephalometric ra
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