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Unit 5 Venipuncture
| Question | Answer |
|---|---|
| What are the 4 most common routes of administration of contrast? | Oral, Rectal, IV, Direct |
| Parenteral administration is also known as what route? | IV |
| Barium Sulfate's atomic # is? | 56 |
| Barium Sulfate is soluble or insoluble? | insoluble |
| Iodine's atomic # is? | 53 |
| Which type of iodine will break into a cation and anion and can then cross the blood brain barrier? | Ionic |
| Is ionic or Nonionic safer, with fewer reactions seen in patients? | Nonionic |
| Is gas a positive or negative example of contrast? | Negative |
| Intrathecal contrast is injected into what space? | Subarachnoid |
| What drug must be stopped after receiving iodine contrast in a diabetic patient? | Glucophage (metformin) |
| What test is the best way to determine kidney function? | GFR |
| Using eGFR, what numbers would tell us that the patient is in moderate kidney failure? | 40-60 |
| What 3 pieces of equipment do we need in the room in order to administer contrast? | o2, suction, drug box |
| Vomiting, rapid pulse, and chest pain are what level of contrast reaction? | Secondary |
| Hives are what level of reaction? | Minor |
| What are the layers of an artery? | tunica intima, tunica media, tunica externa |
| Is the butterfly needle or angiocath more likely to cause an infiltration? | butterfly |
| Odd number needles are what type of needle? | butterfly |
| Most common vein used in the imaging department for venipuncture? | median cubital vein |
| List the 6 rights to drug safety | Right patient, dose, time, route, medication, documentation |
| What would give verification of patency for a new IV? | blood return, palpitation and visualization |
| What needs to be included in Universal Protocol? | 1. conduct pre procedure 2. mark site 3. time out |
| What are the steps for discontinuing an existing IV? | 1. dry gauze over site 2. remove cannula 3. apply pressure 4. inspect cannula to ensure it is still intact 5. dispose of cannula in sharps container 6. apply dressing 7. remove gloves and wash hands |
| What degree is ideal for the angiocath to be when puncturing the skin? | 15-30 degrees |
| What are some contraindications to barium sulfate? | perforation anywhere in GI tract, gastric outlet obstruction, colonic obstruction |
| An example of a LOCM (low osmolar contrast media) would be? | omnipaque, isovue |
| What pre and post procedure instructions should be given to a patient that is having a myelogram? | increase clear fluid intake |
| Which specialty area did we talk about in class that instructs the patient to not use underarm deodorant or powders before their appointment? | mammogram |
| Which type of contrast media would be the most similar to blood? | IOCM, isosmolar - example is Visipaque |
| Positive contrast agents show up ____________ on radiographs. | light - radiopaque |
Created by:
FroedtertRad
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