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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 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 • Benefit to the patient
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
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
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
Periphery • Well defined or ill defined? • Sharp margins • Corticated margins • Sclerotic margins • Radiolucent band • Blends into adjacent area • Irregular margins
Shape • Circular • Oval • Scalloped • Multilocular
Internal structures • Radiolucent • Mixed • Radiopaque • Trabeculation • Septa • Calcifications • Tooth or similar entities
Adjacent structures • Teeth • Lamina dura • Crestal bone • Periodontal spaces • Alveolar bone • Nerve canals • Maxillary sinuses • Cortical bones
Description, description, description • Speak out loudly • List it down • Compare findings in different images • Clinical information
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
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
سوالات؟ Questions? UNCLASSIFIED//REL TO NATO/ISAF