نتایج جستجو برای: radiographic contrast
تعداد نتایج: 419377 فیلتر نتایج به سال:
Conventionally, radiographic images have low contrast due to less illumination of the light. X-Ray imaging is one of the least expensive, easy to read method used by most of the doctors and radiologists. A method based on dual tree complex wavelet transform (DTCWT), contrast limited adaptive histogram equalization (CLAHE) and Wiener filter is proposed for enhancing the visual quality of the X-R...
E very year, over 1 0 million Intravascular contrast examinations are performed In the United States. A typical dose of 200 mL of high-osmolality Ionic radiographic contrast costs approximately $8 (e.g. , diatrizoate, iothalmate, and others). In comparIson , low-osmolality nonionic contrast costs up to $ 1 70 for equivalent volumes (e.g. , iopamldol. iohexol. and others). If nonlonic contrast w...
this study was a part of national project to establish and optimize local and national diagnostic guidance levels. this work intends to evaluate image quality and entrance surface air kerma (esak) for patients' radiographic examinations in two north western provinces of country. two hospitals got involved in the present study. the rate of the rejected images and image quality grades were determ...
introduction: pulpotomy of carious primary teeth with an exposed pulp is a common treatment option. pulpotomy has been conducted with various medicaments over the years. the aim of this study was to evaluate clinical and radiographic success of primary vital pulpotomy with proroot and root mta. materials and methods: in this randomized clinical trial, children aged between 3-7 years who met the...
background: fractures of distal radius are one of the most common fractures seen by physicians and account for 20% of all fractures seen in the emergency room. various factors contribute in secondary displacement of fracture fragments after anatomic or near anatomic close reduction and cast immobilization in distal radius fractures. this study was designed to examine the correlation between rad...
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