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Treatment of Apical Periodontitis - PowerPoint PPT Presentation


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Treatment of Apical Periodontitis. Chemo-mechanical instrumentation Standardized technique 1% NaOCl + EDTA + Ca(OH) 2. Large lesion Resorption, etc. 3-4 weeks Symptomatic Canal not dry Fistula not closed. 3-4 weeks Asymptomatic Canal dry Fistula closed. Ca(OH) 2

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Treatment of Apical Periodontitis

Chemo-mechanical instrumentation

Standardized technique

1% NaOCl + EDTA + Ca(OH)2

Large lesion

Resorption, etc.

  • 3-4 weeks
  • Symptomatic
  • Canal not dry
  • Fistula not closed
  • 3-4 weeks
  • Asymptomatic
  • Canal dry
  • Fistula closed

Ca(OH)2

3 - 6 mnths

Microbiologic

sample

Clinical and Radiographic

Signs of Healing

1 wk

results

Obturation

Antibiotics

Surgery +

Antibiotics

Clinical Endodontics, L. Tronstad