Esthetic Dental Proportions and Measurements Comprising a Natural Esthetic Smile: A Literature Review
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Aim:To review different methods determining the width and proportion of the maxillary anterior teeth.Materials and methods:The relevant articles were obtained fromthe databases ofPubMed, Medline, Google scholar and Scopus index bysearchingkeywords “Esthetic dental proportion,” “Esthetic dental measurement.” and “Esthetic dental proportion and esthetic dental measurement in smile designing”Results:The present review explains the different methods of esthetic dental proportion and measurements to obtain the adequate width of the maxillary incisors. These play a pivotal role in smile designing. The present review also explainsvarious clinical studies which compared different methods under varied clinical instances and gave proper application of each proportion proposed. The present review also explains the upper smile line and the lower smile line in the smile design to obtaina more esthetically pleasing smile. Conclusion:The method used for determining the adequate method of proportion varies among different individuals based on the clinical aspects. The smile line is an important factor to be considered that comprises a natural esthetic smile.