Factors Affecting Prognosis in Endodontics
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Questions and Answers

What is the strict definition of success for root canal therapy (RCT)?

  • Absence of radiolucency and signs and symptoms (correct)
  • Presence of radiolucency but absence of signs and symptoms
  • Presence of radiolucency and signs and symptoms
  • Absence of clinical signs and symptoms

    • According to Salehrabi & Rotstein, what percentage of root canal treatments (RCTs) were still present in the mouth after 8 years?

  • 95%
  • 97% (correct)
  • 90%
  • 100%

    • What is the lenient definition of success for root canal therapy (RCT)?

  • Absence of radiolucency and signs and symptoms
  • Absence of clinical signs and symptoms (correct)
  • Presence of radiolucency but absence of signs and symptoms
  • Presence of radiolucency and signs and symptoms

    • What are the factors affecting the long-term results of endodontic treatment according to J Endo 1990?

    <p>Absence of radiolucency and signs and symptoms</p> Signup and view all the answers

    What does Salehrabi & Rotstein's study 'Endodontic Treatment Outcome in a Large Pt Population' indicate about the success rate of root canal therapy (RCT)?

    <p>97% success rate after 8 years</p> Signup and view all the answers

    In what publication did the study on implant failure in patients taking anti-anxiety medications appear?

    <p>JOE 2004</p> Signup and view all the answers

    What is the most important factor for the success or failure of endodontic treatment?

    <p>Size of the radiolucent lesion</p> Signup and view all the answers

    According to the information provided, does the size of the radiolucent lesion influence the success or failure of healing?

    <p>Yes, according to Hoskinson et al 2002, areas 5mm smaller or larger do affect prognosis</p> Signup and view all the answers

    What percentage of radiolucent lesions are usually scars after a surgical procedure?

    <p>2%</p> Signup and view all the answers

    Which imaging technique is designed to produce 3D information of the maxillofacial skeleton?

    <p>CBCTs</p> Signup and view all the answers

    What is a possible advantage of using CBCTs in endodontic treatment?

    <p>Detecting root fractures and root canal anatomy better</p> Signup and view all the answers

    According to the information provided, should a CBCT be used for every endodontic case?

    <p>Depends on the assessment of the clinician</p> Signup and view all the answers

    What can affect the decision in radiographic interpretation during endodontic treatment?

    <p>Changes in angulation</p> Signup and view all the answers

    What is the primary factor that influences the success or failure of endodontic treatment?

    <p>Initial apical periodontitis (Radiolucency)</p> Signup and view all the answers

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