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A S S I G N M E N T S I X -
C T - G U I D E D P R O C E D U R E S
Canadian Association of Medical Radiation Technologists
CT3 Imaging
Canadian Association of Medical Radiation Technologists
YOUR NAME CAMRT #
EMAIL ADDRESS
MAILING ADDRESS
CITY PROVINCE/STATE
COUNTRY DISCIPLINE DATE
Assignment 6/15 marks
Canadian Association of Medical Radiation Technologists | Association canadiennes des technologues en radiation médicale
Assignment 6 | CT-Guided Procedures3
INSTRUCTIONS
Please complete by clicking the appropriate button for any multiple-choice questions and typing your
answers to any short and long answer questions on the lines provided. To provide a comment or annotation,
right-click anywhere on the page and click on Add Sticky Note.
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Please keep in mind that answers to these questions need to be written in your
own words.
See CAMRT Academic Integrity Policy: https://www.camrt.ca/professional-develop-
ment/full-length-courses/academic-integrity
Assignment 6 | CT-Guided Procedures4
Multiple Choice – Choose & indicate the BEST response. (1 mark each)
1. What percutaneous procedure would provide the best histological
sample of tissue?
a. Fine Needle Aspiration
b. Core Needle Biopsy
c. Abscess Drainage
d. Facet Injection
2. What technique uses a guide needle to introduce the biopsy needle?
a. Trocar
b. Non-coaxial
c. Coaxial
d. Fine Needle Aspiration
3. What percutaneous technique uses a guide wire to maintain
placement?
a. Seldinger
b. Trocar
c. Fine Needle Aspiration
d. Core Needle Biopsy
4. Which of the following breathing instructions would be preferred
during an apical lung biopsy?
a. Full Inspiration
b. Full Expiration
c. Suspended Respiration
d. Quiet breathing
5. Which CT guidance acquisition method allows personnel to leave
the scan room during needle placement?
a. Helical
b. Sequential
c. CT fluoroscopy
d. Continuous
6. View the image and select the most appropriate conclusion:
a. The needle tip artifact is visible in this image
b. The needle tip artifact is not visible in this image
Assignment 6 | CT-Guided Procedures5
Instructor Feedback:
9. In your own words, discuss how patient cooperation and health status would impact the success of CT guided intervention? (3 marks)
7. Who is responsible for selecting the modality to be used during
the percutaneous intervention?
a. CT technologist
b. CT booking clerk
c. Interventional Radiologist
d. Ordering physician
8. Why are radiopaque skin markers placed on the patient?
a. To show the radiologist where the pathology is located
b. To help the radiologist plan the skin entrance location
Assignment 6 | CT-Guided Procedures6
Instructor Feedback:
10. Briefly describe the process of using coaxial technique for obtaining a Core Needle Biopsy specimen. (2 marks)
Assignment 6 | CT-Guided Procedures7
Instructor Feedback:
11. In your own words, provide a brief description of an interventional procedure performed at your facility (or another facility if they are not performed at your site). Include what information is required before starting the procedure, what is required of the staff and patient during the procedure and any post-procedural instructions, if any. (2 marks)
Assignment 6 | CT-Guided Procedures8
Your comments or suggestions: