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 (D)</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 (B)</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 (C)</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 (B)</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 (C)</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 (A)</p> Signup and view all the answers

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

<p>Increased health care costs (C)</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> (D)</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 (C)</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 (B)</p> Signup and view all the answers

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

<p>0.4-0.5% (D)</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 (A)</p> Signup and view all the answers

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

<p>All of the above (D)</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 (A)</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 (D)</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% (D)</p> Signup and view all the answers

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

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

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