PPT-RADIOGRAPHIC ERRORS AND ARTIFACTS

Dr Walid Samir Salem BDS MS MHPE lecturer Oral Surgery Department Member Dental education unit Films with errors should be avoided due to the following reasons Retake will lead to Expose the patient to unnecessary radiation. 3 Internal Architecture Fibrous Dysplasia Fibrous Dysplasia 911121314 Thumbprint Pattern Radiographic Features1.Small lesions are entirely contained 2.Expanded and thinned cortices3.Maxillary lesions Role of Artifacts in Educator Support and . Evaluation. Spring 2015 Webinar. Outcomes. Explain . the three . categories . of evidence required by the Oregon Framework, and identify concrete examples of . By Danice Toyias, MCHCE. Biographies of the Nation Summer Institute June 17-20, 2013. Great Falls, MT. Teaching With Artifacts. We want our students to THINK LIKE HISTORIANS—not just in our history classes, but in day to day life.. . Radiographic Terminology. Basic Imaging Principles. Positioning Principles. Digital Imaging. I. Radiographic Terminology. General Terms. Radiograph. Radiography. Radiograph vs. x-ray film. Radiographic images. ODM 820 spring . 2009, May 19 2009. August 2002. August 2005. Dental caries is a . multifactorial. disease with interactions. among three factors: the tooth, the . microflora. , and the . diet. Caries is an infectious disease since it is the lactic acid. and Leadership . 2013 New York State . ACE Women’s Network . Annual Conference. Carol Van Der Karr. SUNY Cortland. Introductions and Goals. Globalization and higher education. Organizational culture theory. M.L. Chindia. School of Dental Sciences. UNIVERSITY OF NAIROBI. Presentation Objectives:. To provide an appraisal of some common and rare jaw lesions.. To provide a review of the existing nomenclature. RADIOGRAPHIC PROCESSING Dr.K.S.Saikrishna All the work will go in vain if processing is faulty. Processing will be done in dark room. Dark room errors may result in repeated radiographic examination. Benjamin L. Triche, MD . •. John T. Nelson Jr, MD . •. Noah S. McGill, MD . •. . Kristin K. Porter, MD, PhD . •. Rupan Sanyal, MD . •. Franklin N. Tessler, MD . •. Jonathan E. McConathy, MD , PhD . Moderator: Dr. K. B . Umamaheshwari. Presenter: Dr. Ameet Mudda. introduction. Artifacts can seriously degrade the quality of computed . tomographic. (CT) images, sometimes to the point of making them diagnostically unusable.. Improve SNR.. Avoid saturation of the signal.. Avoid loss of useful information.. Reduce artifacts.. Optimize resolution.. Limit examination time.. ARTIFACTS. Defined as a . feature appearing in an ultrasound image . Carl R. . Crawford. Csuptwo, . LLC. www.csuptwo.com. August 5, 2019. CT Yesterday and Today. Cormack – no images – cross-sections. Hounsfield/EMI – head only. Today: whole body, complete organ scanning. Learning objectives. Use of radiograph. Different . radiograhic. aids. Bone destruction in . periodontal disease. Introduction . Radiographs are valuable for -. diagnosis of periodontal disease. Estimation of severity . Artifacts are simply signal misrepresentations that do not correspond to the location of the specific tissue imaged. . What causes artifacts. ?. The Patient/ Subject. Magnetic Field Inhomogeneity. Machine Hardware.