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daniellemaslon daniellemaslon
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6 years ago
Which commonly used contrast medium is given to patients to drink before GI studies.
 
  a. Omnipaque
  b. Barium sulfate
  c. Iodine/Betadine
  d. Magnesium sulfate
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wrote...
6 years ago
ANS: B
Barium sulfate can either be swallowed or instilled by enema to outline the lumina of segments of the tract to be studied.
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