Veterinary Technician

Category - Imaging

A contrast study where a negative contrast is used in combination with barium sulfate is called (a) .
  1. Negative-barium study
  2. Double-contrast study
  3. Contrast medium
  4. Contrast radiography
Explanation
Answer: B - A contrast study where a negative contrast is used in combination with barium sulfate is called a double-contrast study. An upper GI study would be a situation in which this method is used.
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