When Iodinated Media Are Mixed with Incompatible Medications,the Contrast Agent

question 9

Multiple Choice

When iodinated media are mixed with incompatible medications,the contrast agent may undergo a chemical change,resulting in solid particles that precipitate with potential for very serious consequences.To avoid the possibility of this complication when injecting medication through an existing IV line,you should:

• A) draw back on the syringe and check for precipitate before injecting.
• B) look up the medication in a suitable reference to be sure it is compatible.
• C) flush the catheter with saline before and after injection of the contrast medium.
• D) use only isosmolar contrast agents in this situation.

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