Dental radiography

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Dental radiography

  1. 1. VIRSHA BUTT
  2. 2. OVER VIEW
  3. 3. WHAT IS RADIATION
  4. 4. DENTAL RADIOGRAPHS * Intraoral x-ray= 0.005 mSv *
  5. 5. RADIATION GOOD BAD
  6. 6. CHILD (PRIMARY DENTITION) CHILD (TRANSITIONAL DENTITION) ADOLESCENT (PERM. DENTITION) ADULT, DENTATE OR PARTIALLY EDENTULOUS A E Periapical/ occlusal or post. bitewing Post. Bitewing with either OPG or periapical Post. Bitewing with OPG (same) B si sy or Post. Bitewing at 6-12mons interval (same) (same) Post. Bitewing at 6-18mons interval es isk Post. Bitewing at 12-24mon interval (same) Post. Bitewing at 18-36mon interval Post. Bitewing at 24-36mon interval
  7. 7. ED T ntal Clinical judgement/ periapical/ bitewing (same) (same) (same) or ng ial dento hip Clinical judgement (same) Clinical judgement/ panoramic/ periapical Usually not indicated (same) s, ial s, ve/en reated ntal Clinical judgement (same) (same) (same) (same)
  8. 8. PRECAUTIONS
  9. 9. Defects and Variations in Tooth Density Trauma and Exodontia Periodontal Disease Endodontic Treatment of Teeth Developmental Defects and Anomalies Swellings, Cysts and Neoplasm Metabolic Diseases Orthodontic treatment
  10. 10. FRACTURE
  11. 11. PERIAPICAL RADIOLUCENCY
  12. 12. ENDODONTICS
  13. 13. DENTINOGENESIS IMPERFECTA
  14. 14. DENTIGEROUS CYST
  15. 15. HYPERPARATHYROIDISM
  16. 16. MALOCCLUSION
  17. 17. BITEWING PERI- APICAL OCCLUSAL INTRAORAL RADIO- GRAPHS
  18. 18. BITEWING
  19. 19. PERIAPICAL
  20. 20. OCCLUSAL
  21. 21. PANORAMIC TOMOGRAMS CEPHALO METRICS SIALOGRAPHY CT-SCANS EXTRAORAL RADIO- GRAPHS
  22. 22. ORTHOPANTOGRAM (OPG)
  23. 23. Evaluate the image quality • Too light/dark • Contrast • Processing • Distortion/Superimposition Identify species, location & structures. Examine whole x-ray left to right
  24. 24. Check each tooth for: • Changes in contour/density of dentin • Bone level around root • Bone density & integrity of lamina dura • Pulp chamber and PDL space Examine the jaw • If any lesion present, record its site, size, shape, symmetry, borders, contents & association with other structures Attempt a diagnosis/ assess the need for other tests
  25. 25. REQUIREMENTS
  26. 26. STEPS EXPOSURE DEVELOPMENT WASH (STOP BATH) FIXING WASHING DRYING
  27. 27. DIGITAL RADIOGRAPHS
  28. 28. • DOSE REDUCTION • IMAGE MANIPULATION • TIME • STORAGE • TELERADIOLOGY • ENVIRONMENTALLY FRIENDLY ADVANTAGES • COST • CROSS-INFECTION CONTROLDISADVANTAGES

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