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Radiography > Quality Assurance > Flashcards

Quality Assurance Flashcards

1
Q

What legislation tells us to quality assure?

A

IRMER 2000 - employer shall establish QA for standard operation procedures
Ensure practitioner undertakes CPD

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2
Q

What must be in writing re. QA programme?

A

Named person
Details of procedure
Frequency of procedure

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3
Q

What is observe re. QA programmes?

A 
Image quality
Equipment
Processing
Working procedures
Training
Audit
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4
Q

What should be in place re. Image quality

A

Image quality rating system

Film reject analysis

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5
Q

Describe the image quality rating system

A

Assesses all images produced
Grade film 1-3
Results collated at least every 6 months
Result fed back to staff

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6
Q

What is meant by image quality 1

A

Excellent- no errors of patient prep, exposure, positioning, procession or film handling

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7
Q

What is meant by image quality rating 2?

A

Diagnostically acceptable - some errors but do not detract from diagnostic utility of image

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8
Q

What is meant by image quality rating 3?

A

Unacceptable diagnostically- may require repeat

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9
Q

What are the targets re. Grade 1 films?

A

Over 70%

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10
Q

What are the targets re. g2?

A

Less than 20%

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11
Q

What is the target re grade 3 films?

A

Less than 10%

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12
Q

What does the film reject analysis aim to do?

A

Collect all grade 3 films
Assess and categorise faults
Repeat monthly and compare

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13
Q

What does IQRS audit cycle do?

A

Assess
Grade
Results
Feedback

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14
Q

How often does X-ray equipment require to be tested?

A

Preferably annually. Minimum every 3 years

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15
Q

Under what conditions should films be stored?

A

30-60% humidity
Away from radiation and sunlight
18-34degrees

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16
Q

How should digital plates be stored?

A

Cool and not too humid
Avoid direct sunlight
Light protected
Erased if not used for 24 hours

17
Q

What is sensitometry?

A

Daily check of developer

Compares film processed with fresh chemicals compared to exhausted chemicals

18
Q

What is a step wedge?

A

A means of testing sensitometry

19
Q

What can be common problems during film processing?

A

Poor handling- bends and crimps
Insufficient training- overlaps
Light- fogging

20
Q

What can be causes of fogged films?

A

Light entering loading system or dark room

21
Q

What test can be used to test light exposure ?

A

Coin test

22
Q

How can human error be reduced?

A

Introducing SOP
improve working environment
Encourage reporting without blame

Radiography (18 decks)

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