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Cardiovascular Treatment Procedures Flashcards

7 cards from real CCS practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 Cardiovascular Treatment Procedures flashcards as text
  1. During transcatheter aortic valve replacement (TAVR), which vascular access site is most commonly used?

    Answer: Femoral artery

    The transfemoral approach is the most common access route for TAVR due to its lower complication rates and faster recovery.

  2. A patient undergoes coronary artery bypass grafting (CABG). The left internal mammary artery (LIMA) is preferentially used to bypass which vessel?

    Answer: Left anterior descending artery

    The LIMA-to-LAD graft has superior long-term patency rates compared to saphenous vein grafts, making it the preferred conduit for LAD bypass.

  3. Which pharmacologic agent is administered during a stress test when a patient cannot exercise adequately?

    Answer: Dobutamine or adenosine

    Pharmacologic stress agents such as dobutamine (inotropic) or adenosine/regadenoson (vasodilators) are used when patients cannot achieve adequate exercise.

  4. What is the purpose of using an intra-aortic balloon pump (IABP) in cardiogenic shock?

    Answer: Provide counterpulsation to reduce afterload and improve coronary perfusion

    The IABP inflates during diastole to augment coronary perfusion and deflates during systole to reduce afterload, supporting the failing heart.

  5. A patient with hypertrophic obstructive cardiomyopathy (HOCM) fails medical therapy. Which catheter-based procedure reduces the outflow obstruction?

    Answer: Alcohol septal ablation

    Alcohol septal ablation involves injecting alcohol into the first septal perforator artery to induce a controlled infarction and reduce the hypertrophied septum.

  6. Which finding on coronary angiography would most strongly indicate the need for fractional flow reserve (FFR) measurement?

    Answer: Intermediate stenosis of 40–70% in a major coronary artery

    FFR is most useful for intermediate lesions (40–70%) where visual assessment alone cannot reliably determine hemodynamic significance.

  7. After placement of a drug-eluting stent (DES), dual antiplatelet therapy (DAPT) is typically continued for at least how long?

    Answer: 12 months

    Current guidelines recommend at least 12 months of DAPT after DES implantation in ACS patients to prevent late stent thrombosis.