Objectives: Tobacco and smoke associated with tobacco comprises of a mixture of more than 9500 chemical compounds, most of which have been identified as harmful. Two of the most potent carcinogens found in cigarette smoke are N'-nitrosonornicotine (NNN) and polycyclic aromatic hydrocarbons (PAHs). The most commonly used method to detect and monitor nicotine addiction is via serum cotinine levels.
View Article and Find Full Text PDFBackground: The current rise in the world's geriatric population has placed additional demands on dental professionals, as the management of geriatric patients requires distinct competencies.
Aim: To review and perform a content analysis of the gerodontology undergraduate curriculum worldwide.
Data Sources: A search was carried out in PubMed, Web of Science, ERIC and EMBASE databases for the period-July 2008 till May 2019, using MeSH terms.
Background: Construction of appropriate test items is a challenge in preparing quality multiple choice questions. Item analysis provides valuable feedback data on validity of multiple choice questions. The present study was conducted to evaluate the difficulty index, discrimination index and distracter efficiency of the items present in the multiple choice questions of post graduate dental entrance examinations.
View Article and Find Full Text PDFContext: Oxidative stress has been implicated in the pathogenesis of lichen planus, and a lower level of lycopene has been reported in erosive and atrophic oral lichen planus (OLP) patients. However, its efficacy in the management of OLP has not been reported.
Aim: This study was designed to assess the efficacy of systemic lycopene in the management of OLP.