نتایج جستجو برای: mandible radiography
تعداد نتایج: 30922 فیلتر نتایج به سال:
accurately localizing the mental foramen and mandibular canal is important when administering local anesthesia and performing surgery; therefore, knowing the normal range of the possible locations is essential. our purpose was to assess the location of the mental foramen and mandibular canal in an iranian population using panoramic radiography.standard panoramic radiographies were performed. th...
objectives: this study sought to assess the relation of mandibular cortical index (mci) with age, gender and gonial angle size in an iranian adult population using digital panoramic radiography. methods: we evaluated 370 digital panoramic radiographs of patients and divided them into five 10-year age groups. each radiograph was assigned to low (≤120°) or high (≥125°) angle groups in terms of th...
Background: Currently, dental implant is one of the most modern approaches to teeth replacement. Panoramic radiography is considered as the prerequisite for implant therapy. The purpose of the present study was to investigate the vertical magnification of digital panoramic images in various anatomic parts of the mandible. Method: A total of 30 patients referred to Sajjad Radiography Center for...
abstract objectives: radiomorphometric indices measured on simple radiographic images can be used for qualitative and quantitative assessment of bone. panoramic radiographic imaging can therefore assist dentists in early detection of osteoporosis in patients. considering the effect of ethnic and environmental factors on development of osteoporosis and absence of normal values of radiomorphometr...
background: hypertension (htn) is the most commonly encountered systemic disease in general population. nutrient canals contain blood vessels and nerves that mostly appear in the anterior mandibular region. nutrient canals are not detected in radiographs of all patients, and their normalcy is controversial by many investigators. objectives: the present study investigated the correlation between...
background: one of the most frequent concerns encountered in dental implant treatments is inadequate pre‑operative planning. panoramic radiographs are readily accessible and cost efficient. the aim of this study is to assess the accuracy of vertical measurements in mandibular molar andpremolar region on panoramic radiography. materials and methods : panoramic radiographs were made of a partiall...
introdouction: the purpose of the present study was to determine the possible relationship between gonial angle size and three mandibular morphometric parameters, namely, panoramic mandibular index (pmi), mandibular cortical width (mcw), and antegonial notch depth (ad), in digital panoramic radiographs. materials and methods: pmi, mcw, and ad were calculated in digital panoramic radiographs of ...
conclusions the mental foramina were most commonly located between the first and second premolars and below the apex. a continuous appearance was the most common appearance for the mental foramen, which was similar in males and females. background the position of the mental foramen is critical for surgery and local anesthesia. objectives this study was conducted to assess the position of the me...
introdouction: the aim of this study was to determine the associations between commonly found pathologic conditions and angulation of the lower third molar teeth. materials and methods: in this retrospective study, 370 panoramic radiographs consisting of 724 lower third molars were evaluated for any pathologies according to their angulation(mesioangular, distoangular, vertical, or horizontal). ...
We evaluated the feasibility of performing preoperative spiral CT of the maxilla and mandible with a radiation dose similar to that used for conventional panoramic radiography. The skin entrance doses of radiation used for spiral CT (collimation, 1 mm; pitch, 2; tube voltage, 80 kV; tube current, 40 mA) and for panoramic radiography (75 kV, 8 mA, 15 seconds) were measured in one patient by usin...
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