case a, a 27-year-old iranian male and case b, a 22-year-old afghani male, both presented to the emergency department of shohadaye hafte-tir hospital with multiple traumas due to car accidents. neither was aware of his unusual anatomy. one case unaware two just right heart. both patients were referred to the imaging department for ct scans and some radiographic studies. we discovered they were ...

objectives: this study sought to evaluate the accuracy and errors of linear measurements of mesiodistal dimensions of kennedy class iii edentulous space using cone beam computed tomography (cbct) in comparison with clinical measurements. materials and methods: nineteen kennedy class iii dental arches were evaluated. an impression was made of each dental arch and poured with dental stone. the di...

introduction: conventional methods for diagnosis of external root resorption (err) are based on clinical findings and x-ray observations which are not appropriate for early diagnosis. the present study assessed the effect of different sizes and field of views (fovs) in the diagnosis of simulated external root resorption by cone-beam computed tomography (cbct). methods and materials: in this dia...

background orientation of the stylohyoid complex (shc) may be important for evaluation of the patient with orofacial pain or dysphagia. objectives our purpose was to assess the length and angulations of shc using cone beam computed tomography (cbct). patients and methods in this study, 3d images provided by cbct of 69 patients (36 females, 33 males, age range 15-77 years) were retrospectively e...

mediastinal teratomas are usually asymptomatic tumors, located most commonly in the anterior mediastinum. very rarely, such tumors may rupture into the tracheobronchial tree, lung, pleura or pericardium. computed tomography (ct) is helpful in the diagnosis and differentiation of ruptured and unruptured tumors. we report a case of ruptured anterior mediastinal teratoma in a 20-year-old female pr...

objective: this study was conducted to determine the changes in the insular cortex in alcohol dependent subjects, and to compare the same with controls, the associated clinical findings. methods: the study group consisted of 30 subjects with alcohol dependence syndrome (ads) selected randomly from the out patient services of the department of psychiatry of a tertiary care hospital. the control ...

conclusions both eps and er residents either missed or falsely called a significant number of pathologies in their interpretations. the interpretations of eps and er residents were more sensitive and more specific, respectively. these findings revealed the need for increased training time in head ct reading for residents and the necessity of attending continuing medical education workshops for ...

we report a rare case of a two-rooted maxillary central incisor, stressing the importance of three-dimensional imaging in treatment planning and conservative approach of management. endodontic treatment of this central incisor was carried out with a successful outcome.

background radiography is as a part of periodontal examination. early detection of periodontal disease is important in the prevention of tooth loss and patient’s general health. objectives the objective of this study was to compare diagnostic accuracy of cone-beam computed tomography (cbct) with digital direct intraoral radiography, in assessment of periodontal osseous lesions. materials and me...

introduction : the objective of this study was to give a description of the most prominent atypical radiological presentations of lung hydatidosis. materials and methods: all patients diagnosed with pulmonary hydatidosis by surgical exploration were included in this study. standard chest roentgenogram and computed tomography ct) were evaluated before surgery for lung cysts or unknown lesions. r...