IR - Final Study Guide

What Does Clinical Indication mean?

The reason for fgoing in for an exam

What is extravasation? How does extravasation related to Interventional Radiology?

The unintentional leakage of vesicant fluids or medications from the vein into the surrounding tissue

Name 3 roles of a Radiologic technologist in IR

• Prep the Pt.

• Prep the room

• Prep the equipment

What are 3 aspects to consider?

• patient

• team

• environment

What are 3 out of 6 of the things on consent?

• name of Dr.

• name of all personnel involved

• date/time

• name of procedure

• signature

• witness

• native lagnuage

What is a time out?

An essential checklist/meeting prior to a procedure to reduce risks and prevent errors

How many seconds is the injection rate of 6mL/second in 30 mL?

5 seconds

Why do we use power injectors in angiograms?

To quickly push contrast through a vessel

What are 3 classifications of contrast reactions?

minor, intermediate, severe/death

Name 1 physiological symptom in each reaction to contrast

Minor

• metallic taste

intermediate

• rash

Severe

• anaphylactic shock

What are 3 sources of infection in angiography?

instrument, equipment, angiographers

What part of the gown is not sterile?

• back

• below the waste

• below the table

True/False: Chloraprep is sterile

False

True/False: Sedation is a pain reliever

False

What kind of sedation allows a patient a level of consciousness while allowing retention of Pt. airway and hte ability to respond to verbal or physical stimuli?

Conscious sedation

What is the normal adult vital sign for pulse oximitry?

95-100%

List 2 benefits of collimating to AOI?

reduces Pt. dose and reduces scatter

Name 3 types of non-vascular IR procedures?

• biopsy

• drain fluids

• injection of medicine

What are 2 functions of the kidneys we discussed in class?

• filter toxins from blood

• waste elimination

What branch supply the lower lobes of the kidney?

Anterior

What bony landmark do we see renal arteries?

L1-L2

What is the order of arteries in the upper extremity?

Subclavicular. axillary, brachial, ulnar, radial

What percent in diameter is considered stenosis?

>50%

What is the tech’s prep for a fistula?

Move the Pt. arm away from the body, rotate the palm up, set up ultrasound on analysis

What are the 3 arteries coming out of the celiac trunk?

common hepatic, splenic, L gastric

What level is the aorta bifurcation?

L4

What is a contraindication of a leg puncture?

No pulse or recent scar tissue

What are the 3 approaches to an abdominal puncture?

Femoral, brachial, radial

Why do we keep a record of implant devices?

• incase the item is needed to be recalled in the future

• MRI