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Cardiac catheterization and intervention

By Jay Patel / January 17, 2026

Adult Cardiac
Cardiac catheterization and intervention
Cardiac catheterization and intervention

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Question 1 of 5

1. Question

Which of the following is considered a hemodynamically significant stenosis on functional assessment?

FFR<0.8
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iFR<0.89
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RFR<0.89
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All are significant
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Question 2 of 5

2. Question

Which of the following is true of using iFR versus FFR?

iFR is better at characterizing single, complex coronary lesions
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iFR is better at characterizing multiple tandem coronary lesions in a single vessel
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iFR causes more patient discomfort
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RFR is a non-hyperemic modality that is measuring using the "wave-free" period of diastole
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Question 3 of 5

3. Question

A patient presents with STEMI and undergoes PCI to a culprit RCA lesion. Which of the following is the recommended duration of time antiplatelet therapy should be continued?

ASA only for 1 year
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ASA and P2Y12 inhibitor for 1 year
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ASA only for 6 months
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ASA and P2Y12 inhibitor for 6 months
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Question 4 of 5

4. Question

During attempted PCI of a circumflex lesion, there is concern that a coronary dissection has occurred and the patient has developed ST elevations. Which of the following is correct regarding management?

Abort procedure and load with dual antiplatelets
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Attempt stenting across the area of dissection
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Impella support and dual antiplatelet loading
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Go emergently to OR for CABG
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Question 5 of 5

5. Question

Which of the following correctly defines in-stent restenosis?

>50% stenosis within the stent or within 5 mm of the stent edge
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>50% stenosis within the stent or within 1 cm of the stent edge
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>70% stenosis within the stent or within 5 mm of the stent edge
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>70% stenosis within the stent or within 1 cm of the stent edge
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