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Unit 5 Venipuncture

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 side 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