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5 Written Questions

5 Multiple Choice Questions

  1. - Positive Predictive Value = True Positive/(TP + false positive)
    - Negative Predictive Value = True Negative/ (TF + False Negative)
  2. Bruce or Ellestad:
    - good for young ppl b/c the between-stage graduations of grade and speed are more aggresive
    USAFSAM or Naughton
    - Food for older ppl b/c more gradual between-stage progressions of grade and speed
  3. - unstable angina
    - acute infection
    - uncontrolled arrhythmia
  4. - greatest when pre-test likelihood is intermediate to high probability of CAD
    - Little value in testing individuals who are asymptomatic
  5. - Sensitivity = 70% (7 of 10 patients w/ CAD will have '+' test)
    - Specificity = 90% (9 of 10 patients w/o CAD will have '-' test)

5 True/False Questions

  1. List some indicators for stopping an ETT.- 3-4 on angina scale
    - drop in SBP >= 10 mmHg
    - ventricular tachycardia
    - fatigue

          

  2. What factors do you look at when determining the pretest likelihood of CAD?- Age - as you age, pretest likelihood increases
    - Gender - women have lower pretest likelihood than men
    - Symptoms - those w/ symptoms have much higher pretest likelihood

          

  3. Describe the 5 aspects of the bayesian method of probability- treadmill
    - leg ergometer
    - arm ergometer

          

  4. List some typical reasons that people are referred to a clinic for exercise testing- unstable angina
    - acute infection
    - uncontrolled arrhythmia

          

  5. What is pretest likelihood?- likelihood that diagnostic test will lead to a positive CAD diagnosis

          

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