Imaging Appropriateness Guidelines
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Questions and Answers

Which imaging modality has the highest sensitivity and specificity for appendicitis?

  • CT (correct)
  • US
  • MRI
  • None of the above
  • What percentage of US healthcare expenditures is comprised of diagnostic imaging?

  • 20%
  • 15%
  • 10% (correct)
  • 5%
  • Which country performed the highest number of CT scans per 1000 people?

  • Japan
  • United States (correct)
  • Germany
  • Canada
  • What is the main factor driving imaging utilization according to the text?

    <p>All of the above</p> Signup and view all the answers

    What does the ACR Appropriateness Criteria assist referring physicians and other providers in making?

    <p>The most appropriate imaging or treatment decision</p> Signup and view all the answers

    What is the main purpose of the PROTECTING ACCESS TO MEDICARE ACT (2014)?

    <p>To promote the use of Appropriate Use Criteria (AUC) for imaging services</p> Signup and view all the answers

    Which one of the following is a key objective of the course 'Introduction to Imaging Appropriateness'?

    <p>To utilize the ACR Appropriateness Criteria for imaging tests</p> Signup and view all the answers

    What is the main focus of the section 'Imaging Guidelines for Acute Abdominal Pain - Suspected Appendicitis'?

    <p>Utilizing the ACR Appropriateness Criteria for imaging tests</p> Signup and view all the answers

    What is the reading reference for the course 'Introduction to Imaging Appropriateness'?

    <p>Radiology Essentials in Lewis PJ and McNulty NJ (ed.) Oxford American Handbook of Radiology</p> Signup and view all the answers

    According to the course, what is one potential consequence of inappropriate imaging?

    <p>Increased health care costs</p> Signup and view all the answers

    What is the email address of the instructor for the course 'Introduction to Imaging Appropriateness'?

    <p><a href="mailto:[email protected]">[email protected]</a></p> Signup and view all the answers

    What is one of the objectives of the course 'Introduction to Imaging Appropriateness'?

    <p>To describe the benefits of appropriate imaging and potential consequences of inappropriate imaging</p> Signup and view all the answers

    Which of the following is the most appropriate imaging modality for identifying intracranial hemorrhage in patients with a 'thunderclap' headache?

    <p>CT scan</p> Signup and view all the answers

    What percentage of patients with an unspecified headache have a treatable lesion?

    <p>0.4-0.5%</p> Signup and view all the answers

    Which criteria can help providers enhance the quality of care and contribute to the most efficacious use of imaging?

    <p>ACR Appropriateness Criteria</p> Signup and view all the answers

    What are the potential benefits of using the ACR Appropriateness Criteria?

    <p>All of the above</p> Signup and view all the answers

    What is the most sensitive imaging modality for detecting stroke or tumor in a patient with increasing severity of headaches and associated numbness and weakness in the right face?

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

    According to the Ottawa Ankle Rules, which of the following is a criterion for acute ankle trauma?

    <p>All of the above</p> Signup and view all the answers

    In patients with a 'thunderclap' headache, what percentage of them had a subarachnoid hemorrhage in multiple series?

    <p>47%</p> Signup and view all the answers

    What is the most appropriate imaging modality for diagnosing subarachnoid hemorrhage?

    <p>CT scan</p> Signup and view all the answers

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