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EO 005.06 Principles of Radiographic Interpretation

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EO 005.06 Principles of Radiographic Interpretation . UNCLASSIFIED//REL TO NATO/ISAF. Imaging as an Examination Tool. Clinical examination Signs Symptoms Ordering the right type of imaging examination Ordering the right number of imaging examination Necessary vs unnecessary examinations

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EO 005.06 Principles of Radiographic Interpretation

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  1. EO 005.06 Principles of Radiographic Interpretation UNCLASSIFIED//REL TO NATO/ISAF

  2. Imaging as an Examination Tool • Clinical examination • Signs • Symptoms • Ordering the right type of imaging examination • Ordering the right number of imaging examination • Necessary vs unnecessary examinations • Benefit to the patient

  3. Viewing condition • Viewbox • Monitor • Prints • Ambient light reduced • Quiet room • Intraoral films mounted on a opaque holder • Equal intensity of light on the view box • Monitors: calibration • Magnification • Software limitations

  4. Systematic Approach • Intraoral images • Teeth, periodontium, bone, adjacent structures • Tooth #1 to #16, and then #17 to #32 • Extraoral images; • Panoramic, other extraoral plain radiographs • Cross sectional images • CT, MRI

  5. Localize the abnormality • How many lesions? • Where is the lesion? • Localized vs generalized • Single arch or both the arches • Inside the bone or outside • Relation to the crown • Relation to the root • Superior to the mandibular canal

  6. Periphery • Well defined or ill defined? • Sharp margins • Corticated margins • Sclerotic margins • Radiolucent band • Blends into adjacent area • Irregular margins

  7. Shape • Circular • Oval • Scalloped • Multilocular

  8. Internal structures • Radiolucent • Mixed • Radiopaque • Trabeculation • Septa • Calcifications • Tooth or similar entities

  9. Adjacent structures • Teeth • Lamina dura • Crestal bone • Periodontal spaces • Alveolar bone • Nerve canals • Maxillary sinuses • Cortical bones

  10. Description, description, description • Speak out loudly • List it down • Compare findings in different images • Clinical information

  11. When not to order imaging • You have not clinically / radiographically evaluated the patient • No benefit to the patient • Additional images may not provide extra information • No ‘routine’ radiograph

  12. What goes on the report • Patient, doctor, clinic identification • Date, type and number of examination • Reasons for the examination • Clinical information • Relevant observation • Radiographic Impressions • Any further tests, examinations

  13. سوالات؟ Questions? UNCLASSIFIED//REL TO NATO/ISAF

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