Contrast Reaction Types and Causes Quiz
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Questions and Answers

What are the types of contrast reaction?

  • Allergic and non-allergic type (correct)
  • Immediate and delayed type
  • Hypersensitivity and non-hypersensitivity type
  • Iodinated and non-iodinated type

What is the main cause of contrast reaction?

  • Alkalosis
  • Oxygen toxicity
  • Acidosis
  • Hyperosmolarity (correct)

What is the contraindication of contrast media?

  • Bradycardia
  • Hypotension
  • Previous severe allergic-type reaction (correct)
  • Hypersensitivity to iodine

What are the predisposing factors for allergic type contrast reaction?

<p>Patients with asthma (C)</p> Signup and view all the answers

What is the difference between vasovagal reaction and anaphylaxis?

<p>Vasovagal reaction causes bradycardia, anaphylaxis causes tachycardia (D)</p> Signup and view all the answers

What defines a non-ionic contrast agent?

<p>Organic compounds covalently bind the iodine and do not dissociate into component molecules (D)</p> Signup and view all the answers

What are the types of contrast-related kidney injury mentioned?

<p>Post-contrast acute kidney injury (B)</p> Signup and view all the answers

How is post-contrast acute kidney disease defined?

<p>A decrease in renal function within 48 hours following intravascular administration of iodinated contrast (D)</p> Signup and view all the answers

How is contrast-induced nephropathy defined?

<p>A decrease in renal function caused by intravascular administration of iodinated contrast (B)</p> Signup and view all the answers

What is the most common risk factor for contrast-induced nephropathy?

<p>Pre-existing renal insufficiency (D)</p> Signup and view all the answers

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