background and aims. radiography is used to diagnose the demineralization process and carious lesions; however, conventional radiography and direct digital images do not show these lesions when the amount of demineralization is less than 40%. digital subtraction radiography has recently been used to improve the diagnostic quality of these lesions. the purpose of this study was to compare the ca...

The purpose of this study is to determine the main directions of development of digital competencies of teachers to ensure a quality educational process in the transformation of the educational environment. The relevance of this study is due to the need to determine the main directions of development of the education system for adaptation in the context of digitalization of society. It is estab...

successful endodontic therapy depends on adequate mechanical and chemical debridement of the canal which requires knowledge of the canal morphology. conventional radiography has been used to evaluate the canal type; however, direct digital radiography has recently been practiced for this purpose due to the shortcomings of conventional radiography. the aim of the present study was to compare the...

o bjectives: various methods have been introduced for evaluation of tooth movement in orthodontics. the challenge is to adopt the most accurate and most beneficial method for patients. this study was designed to introduce analysis of digital photographs with auto- cad software as a method to evaluate tooth movement and assess the reliability of this method. mat erials and methods : eighteen pat...

introdouction: canal length measurement is essential for proper endodontic treatment. any error or miscalculation in working length determination, particularly in curved canals, can result in complications during or after root canal therapy. digital radiography has enabled accurate measurement of curved canal length. in this study, we evaluated the accuracy of calibration of a complementary met...

background: taking visual acuity is an important part of an eye routine examination. this study was conducted to compare visual acuity measured using an iranian digital tumbling e chart with visual acuity measured using an italian digital tumbling e chart as a familiar foreign chart. materials and methods: this study was carried out on 200 participants (400 eyes; healthy n=40, glaucoma n=40, re...