Quality Control Exam Questions with
100% Verified Answers
Society of motion pictures and television engineers (SMPTE) test patterns
ACR suggests testing be performed at least..?
Helps to point out any gross deviations in luminance adjustments - ✔ ✔ monthly
Used to evaluate monitor display reflection and assess ambient light conditions
- ✔ ✔ Illuminance meter
two types of photometers used
Used in close proximity to monitor
Used to test from a distance of 1m - ✔ ✔ -Near-
range -Telescopic
Standards that enables imaging systems from different manufacturers to
communicate - ✔ ✔ Digital imaging and communications in medicine
Allows medical images to be transferred according to DICOM standards
- ✔ ✔ Grayscale display function (GSDF)
Addressed requirements for digital display systems - ✔ ✔ DIN 2001
,Provides set of instructions to help evaluate system performance - ✔ ✔
Video electronics standard association (VESA)
Set of test patterns to ensure acceptable clinical performance
Particularly to be used by RT's to ensure proper system performance
Suggests that testing be performed on acceptance and annually by trained
physistc
Daily/monthly/quarterly tests can be performed by a trained QC tech or physicist
- ✔ ✔ American association of physicists in medicine task group report 18
(AAPM TG18)
Used to assess geometric distortion
pincushion and barrel like distortions
Common in cathode ray tube display devices
Often the weakest link in the digital imaging chain
Also used to assess
-Noise
-Reflection
-Geometric distortion
-Glare
-Artifacts
-Resolution
-General image quality and appearacne - ✔ ✔ TG 18
, Daily Qc duties for RT - ✔ ✔ -Inspect and clean cassettes
-Inspect hinge and latch
-Erase imaging plate
-Verify digital interfaces and network transmission
-Inspect laser printer
Verification of digital interfaces
Is the reader communicating with the..?
Are barcode readers working properly
It is critical to maintain the link between the imaging plate and patient
information - ✔ ✔ Workstation
Inspect laser printer
Inspect for..?
Make sure printer is clean and output bin free of obstructions
Artifacts Produced by dirt and fingerprints can appear and be interpreted as
pathology, possibly resulting in false positive diagnoses - ✔ ✔ Ink and paper
Weekly duties - ✔ ✔ -Clean and inspect
receptors -Clean air intakes of CR reader -Clean
CRT screen
-Clean computer keyboard and mouse
Clean and inspect receptors
100% Verified Answers
Society of motion pictures and television engineers (SMPTE) test patterns
ACR suggests testing be performed at least..?
Helps to point out any gross deviations in luminance adjustments - ✔ ✔ monthly
Used to evaluate monitor display reflection and assess ambient light conditions
- ✔ ✔ Illuminance meter
two types of photometers used
Used in close proximity to monitor
Used to test from a distance of 1m - ✔ ✔ -Near-
range -Telescopic
Standards that enables imaging systems from different manufacturers to
communicate - ✔ ✔ Digital imaging and communications in medicine
Allows medical images to be transferred according to DICOM standards
- ✔ ✔ Grayscale display function (GSDF)
Addressed requirements for digital display systems - ✔ ✔ DIN 2001
,Provides set of instructions to help evaluate system performance - ✔ ✔
Video electronics standard association (VESA)
Set of test patterns to ensure acceptable clinical performance
Particularly to be used by RT's to ensure proper system performance
Suggests that testing be performed on acceptance and annually by trained
physistc
Daily/monthly/quarterly tests can be performed by a trained QC tech or physicist
- ✔ ✔ American association of physicists in medicine task group report 18
(AAPM TG18)
Used to assess geometric distortion
pincushion and barrel like distortions
Common in cathode ray tube display devices
Often the weakest link in the digital imaging chain
Also used to assess
-Noise
-Reflection
-Geometric distortion
-Glare
-Artifacts
-Resolution
-General image quality and appearacne - ✔ ✔ TG 18
, Daily Qc duties for RT - ✔ ✔ -Inspect and clean cassettes
-Inspect hinge and latch
-Erase imaging plate
-Verify digital interfaces and network transmission
-Inspect laser printer
Verification of digital interfaces
Is the reader communicating with the..?
Are barcode readers working properly
It is critical to maintain the link between the imaging plate and patient
information - ✔ ✔ Workstation
Inspect laser printer
Inspect for..?
Make sure printer is clean and output bin free of obstructions
Artifacts Produced by dirt and fingerprints can appear and be interpreted as
pathology, possibly resulting in false positive diagnoses - ✔ ✔ Ink and paper
Weekly duties - ✔ ✔ -Clean and inspect
receptors -Clean air intakes of CR reader -Clean
CRT screen
-Clean computer keyboard and mouse
Clean and inspect receptors
