What caused this artefact?
Cardiac Artefacts

Quiz
•
Science
•
Professional Development
•
Medium

Tony M
Used 2+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phase misregistration
Breathing
Undersampling
ECG failure
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is this arefact called?
Undersampling
Poor temporal resolution
Conebeam artefact
Breathing
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What caused this artefact?
Spiral mode - decrease in HR on inspiration
Spiral mode - increase in HR on inspiration
Sequential mode - decrease in HR on inspiration
Sequential mode - increase in HR on inspiration
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is this artefact?
Low kV, high HU
Breathing
Beam hardening
Metallic artefact
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do we prevent this artefact?
Coach patients breathing
More contrast, less saline
More saline, less contrast
Increase injection rate
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What caused this decrease in image quality?
Low dose
Incorrect Phase selection
Slow scanner = poor temporal resolution
What decrease?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What caused this artefact?
Pacemaker lead
SVC Contrast
Breathing
Incorrect contrast phase
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What caused this artefact?
Breathing
Incorrect phase (% rather than ms)
Sequential mode pitfall
Patient moved
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