Deck 12: Ensuring Quality in Picture Archiving and Communication Systems

Question 1

Where can QC standards be found for monitoring a PACS system?

A) American College of Radiology
B) American Association of Physicists in Medicine
C) The equipment vendor
D) All of the above

Answer 1

All of the above

Question 2

A device used to measure the luminescence of areas on the monitor is a

A) luminescence meter.
B) photometer.
C) photoluminescence meter.
D) monitor meter.

Answer 2

photometer.

Question 3

What is most often the weakest link in the digital imaging chain?

A) Monitor
B) Image retrieval
C) Processing speed
D) Data integrity

Answer 3

Monitor

Question 4

To make a valid performance measure in any QC activity,documentation must be

A) written in ink.
B) performed by the manager.
C) kept in a notebook.
D) kept up to date.

Question 5

How often should the luminescence of a monitor be checked?

A) Daily
B) Weekly
C) Monthly
D) Annually

Question 6

CQI tends to focus on ______ rather than the ______.

A) QC;QA
B) QA;QC
C) process;people
D) service;corrections

Question 7

"A plan for the systematic observation and assessment of the different aspects of a project,service,or facility to make certain that standards of quality are being met" is the definition of

A) QA.
B) continuous quality improvement (CQI).
C) total quality management (TQM).
D) QC.

Question 8

TJC accreditation is necessary for a hospital to

A) hold certain licenses.
B) obtain reimbursements from insurance companies.
C) receive malpractice insurance.
D) All of the above

Question 9

The ultimate focus in health care is to improve ______ and provide ______ so that patients will want to return.

A) health risks;assistance with insurance
B) patient care;high-quality services
C) efficiency;high-quality services
D) employee morale;assistance with insurance

Question 10

Errors in equipment performance are usually detected by poor

A) equipment maintenance.
B) quality outcomes.
C) Both of the above
D) None of the above

Question 11

Most health care institutions are accredited by

A) The Joint Commission (TJC).
B) the Hospital Association.
C) the Workforce Commission.
D) the National Healthcare Institute.

Question 12

Which of the following is not a QC activity that should be monitored in a PACS environment?

A) Display quality
B) Processing speed
C) Repeat analysis
D) Data integrity

Question 13

Testing performed before newly installed or majorly repaired equipment can be accepted by the department is called ______ testing.

A) routine
B) error
C) problem
D) acceptance

Question 14

Whereas QA/QC programs focus on ______ quality,CQI focuses on ______ the process.

A) verifying;recording
B) recording;verifying
C) maintaining;improving
D) improving;maintaining

Question 15

Daily/monthly display monitor testing can be completed by

A) physicists only.
B) technologists only.
C) physicists and physicians.
D) technologists and physicists.

Question 16

"A comprehensive set of activities designed to monitor and maintain systems that produce a product" is the definition of

A) QC.
B) QA.
C) CQI.
D) TQM.

Question 17

Quality aspects to be evaluated in radiology include ______-centered characteristics.

A) people
B) product
C) Both of the above
D) Neither of the above

Question 18

Testing that can catch problems before they may become radiographically apparent is called ______ maintenance.

A) routine
B) acceptance
C) error
D) All of the above

Question 19

Most QA activities produce ______ data.

A) qualitative
B) quantitative
C) equivocal
D) All of the above

Question 20

Three major categories of QC testing that can be used at various times include

A) routine testing,acceptance testing,and problem maintenance.
B) error testing,problem maintenance,and routine maintenance.
C) acceptance testing,routine maintenance,and error maintenance.
D) problem testing,acceptance maintenance,and routine maintenance.

Question 21

Another way to distribute digital images around the hospital is

A) polaroid image.
B) digital camera.
C) wet/dry laser imagers.
D) All of the above

Question 22

The measure of whether all images completed at the modality make it to the PACS is testing

A) monitor quality.
B) processing speed.
C) data integrity.
D) image transfer speed.

Question 23

Which of the following is a CQI activity?

A) Monitoring image transfer speeds
B) Documenting nondiagnostic images
C) Performing routine maintenance
D) Monitoring testing

Question 24

The transfer speed from the modalities is checked monthly until

A) equipment or software is updated.
B) a weekly pattern is established.
C) Both of the above
D) None of the above

Question 25

Lossless and lossy are different types of

A) image transfer comparisons.
B) monitor testing methods.
C) PACS systems.
D) compression ratios.

Question 26

What is used to reduce the size of the image files to increase the speed of the network transfer of the images?

A) Data reduction system
B) Compression
C) Image transfer accelerator
D) All of the above

Question 27

Annual testing and acceptance testing should be performed by a

A) physicist.
B) technologist.
C) physician.
D) All of the above

Question 28

Which of the following describes a super user?

A) Someone trained on all aspects of the system
B) Someone prepared to train others
C) Someone who sets up ongoing training programs
D) All of the above

Question 29

The purpose of a QC monitor test pattern is to evaluate

A) image resolution.
B) image distortion.
C) artifacts.
D) All of the above

Question 30

Which of the following is not a part of daily/weekly QC for dry laser imagers?

A) Ensure that each film printed is free from artifacts.
B) Measure steps on the test pattern using a densitometer.
C) Note chemical temperatures and levels.
D) Make sure the preventive maintenance schedule is completed.

Question 31

After you perform a test function for workstation processing speed,the next step is to measure and

A) move to the next step.
B) schedule the next test.
C) evaluate the image quality.
D) note the speed.

Question 32

Image transfer is monitored from the modality to PACS and from the archive to

A) PACS.
B) the workstation.
C) Both of the above
D) None of the above

Question 33

Luminescence is measured at five positions over the monitor,and the readings should be within ____% of one another.

A) 5
B) 10
C) 25
D) 30

Question 34

A CRT monitor should have a luminance reading of greater than ______ cd/m.

A) 100
B) 170
C) 250
D) 330