Your-Doctor Multiple Choice Questions (MCQ)

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Category: Cardiology--->CT, CMR, And Nuclear Imaging
Page: 1

Question 1#Print Question

In which one of the following is ECG-gated coronary CT angiography not indicated?

a. Exclusion of significant coronary artery disease in patients with a low to intermediate pre-test probability of disease
b. Diagnosis and delineation of the course of anomalous coronary arteries
c. Following a failed catheter intubation of a coronary artery
d. Diagnosis of significant coronary artery disease in patients with a high pre-test probability of disease
e. Coronary artery bypass graft assessment


Question 2#Print Question

Which one of the following patient characteristics is ideal for performance of a good quality coronary CT angiogram?

a. Atrial fibrillation with a low ventricular response
b. High body mass index
c. Contraindication to oral or IV beta-blockade
d. Ability to breath hold for 2 seconds to 3 seconds maximum
e. Ability to hold arms straight above the head


Question 3#Print Question

Concerning heart rate in cardiac CT, which of the following statements is false?

a. On-table intravenous metoprolol may be administered
b. 50–100 mg of oral metoprolol 2 hours prior to the study is recommended
c. On-table oral beta-blocker is not useful
d. Heart rate of ≤65 bpm is ideal
e. Non-ionic low-osmolar intravenous contrast has been reported to have an antiarrhythmic effect on administration


Question 4#Print Question

Concerning ionizing radiation in cardiac CT, which one of the following statements is true?

a. Cardiac CT is always performed in >2 mSv
b. A patient with a low BMI will have a higher radiation dose
c. Reducing the kilovoltage will reduce the radiation dose
d. Prospective ECG gating gives a higher dose to the patient than retrospective ECG gating
e. Calcium scoring has a higher radiation dose than coronary CT angiography


Question 5#Print Question

Concerning coronary artery calcification, which one of the following statements is false?

a. The coronary calcium score is a good independent predictor of future cardiac events
b. A normal coronary calcium score excludes flow-limiting coronary disease
c. A high coronary calcium score will decrease the negative predictive value of coronary CT angiography
d. Coronary calcium results in partial volume artefact
e. The coronary calcium score correlates with total plaque burden




Category: Cardiology--->CT, CMR, And Nuclear Imaging
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