Stent placements MCQs

What is the primary purpose of placing a stent?
- A) To perform surgery
- B) To keep a blood vessel open
- C) To increase blood flow
- D) To enhance tissue healing
Which type of stent is designed to expand after placement?
- A) Balloon-expandable stent
- B) Self-expanding stent
- C) Drug-eluting stent
- D) Covered stent
What imaging technique is commonly used to guide stent placement?
- A) CT scan
- B) Fluoroscopy
- C) MRI
- D) Ultrasound
Which artery is most commonly treated with stenting in coronary interventions?
- A) Radial artery
- B) Coronary artery
- C) Femoral artery
- D) Subclavian artery
What is a potential complication of stent placement?
- A) Increased blood pressure
- B) In-stent restenosis
- C) Dehydration
- D) Reduced blood flow
What medication is often prescribed to patients after stent placement to prevent clots?
- A) Aspirin
- B) Clopidogrel
- C) Warfarin
- D) Statins
What is the role of a drug-eluting stent?
- A) To prevent stent migration
- B) To release medication that inhibits cell growth
- C) To enhance blood flow
- D) To support arterial walls
Which type of stent is covered with a material that prevents tissue in-growth?
- A) Drug-eluting stent
- B) Covered stent
- C) Self-expanding stent
- D) Balloon-expandable stent
What is a common reason for the placement of a peripheral stent?
- A) Heart failure
- B) Peripheral artery disease
- C) Atrial fibrillation
- D) Myocardial infarction
During stent placement, what is balloon angioplasty used for?
- A) To remove the stent
- B) To expand the vessel before stent placement
- C) To measure blood pressure
- D) To administer medication
What is the significance of stent size selection?
- A) To ensure proper fit and prevent complications
- B) To reduce costs
- C) To increase recovery time
- D) To enhance imaging quality
How long should a patient typically remain on dual antiplatelet therapy after stent placement?
- A) 1 month
- B) 6 to 12 months
- C) 24 months
- D) Lifelong
What imaging modality can evaluate stent patency after placement?
- A) MRI
- B) Angiography
- C) Ultrasound
- D) CT scan
What type of stent is most appropriate for a tortuous vessel?
- A) Self-expanding stent
- B) Drug-eluting stent
- C) Bare-metal stent
- D) Balloon-expandable stent
What is one of the main advantages of drug-eluting stents compared to bare-metal stents?
- A) Reduced risk of restenosis
- B) Lower cost
- C) Simplicity of placement
- D) Larger diameter
In which scenario is a balloon-expandable stent typically preferred?
- A) Large-diameter vessels
- B) Small-diameter vessels
- C) Tortoise vessels
- D) In-stent restenosis
What should patients avoid after stent placement to minimize complications?
- A) Exercise
- B) Smoking
- C) Eating healthy
- D) Regular check-ups
What condition is treated with endovascular stenting in the aorta?
- A) Heart valve disease
- B) Aortic aneurysm
- C) Coronary artery disease
- D) Hypertension
What is the typical recovery time after a coronary stent placement?
- A) 1 to 2 days
- B) 1 week
- C) 2 weeks
- D) 1 month
What is the primary risk factor for stent thrombosis?
- A) Low cholesterol
- B) Non-compliance with medication
- C) Regular exercise
- D) Healthy diet
Which type of imaging is essential for visualizing the placement of a stent?
- A) X-ray fluoroscopy
- B) MRI
- C) CT without contrast
- D) PET scan
How does a stent maintain arterial patency?
- A) By releasing anticoagulants
- B) By providing structural support
- C) By contracting the vessel
- D) By increasing blood flow
What is the importance of stent orientation during placement?
- A) It affects the patient’s recovery time
- B) It ensures proper blood flow through the stent
- C) It determines medication dosage
- D) It has no significance
What is the typical duration for monitoring a patient after stent placement?
- A) 1 to 2 hours
- B) 24 hours
- C) 48 hours
- D) 1 week
Which vessel is commonly treated with a renal stent?
- A) Iliac artery
- B) Renal artery
- C) Subclavian artery
- D) Femoral artery
What is a significant advantage of using bioresorbable stents?
- A) They dissolve over time, leaving no permanent implant
- B) They are less expensive
- C) They require no medication
- D) They are larger in size
What is the purpose of pre-dilatation before stent placement?
- A) To remove plaque
- B) To prepare the artery for stent insertion
- C) To enhance imaging quality
- D) To assess blood flow
What type of stent is most appropriate for a coronary artery blockage?
- A) Self-expanding stent
- B) Drug-eluting stent
- C) Covered stent
- D) Bare-metal stent
What is a common indication for performing a stent placement?
- A) Normal coronary arteries
- B) Significant coronary artery stenosis
- C) Arrhythmias
- D) Hypertension
What is the role of a vascular surgeon in stent placement procedures?
- A) To perform anesthesia
- B) To place the stent and manage complications
- C) To provide post-operative care
- D) To evaluate imaging results

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