Intestinal Problems 10 - Bowel Screening Flashcards

1
Q

What is population screening?

A

a test being offered to all individuals in an eligible group, usually defined by age, as part of an organised program.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is opportunistic screening?

A

Opportunistic screening happens when someone asks their doctor or health professional for a check or test, or a check or test is offered by a doctor or health professional

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Key screening programmes in the UK? (4)

A

Cervical cancerBreast cancerBowel cancerAAA

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is being taken into consideration when evaluating the reliability of a screening tool?

A

Repeatability of testRepeatability of the interpretation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is considered when evaluating validity of a screening tool?

A

SensitivitySpecificityPositive predictive valueNegative predictive value

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What is the sensitivity of a screening tool?

A

Proportion of those who have the disease who are correctly identified by a +ve test

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What is the specificity of a screening tool?

A

Proportion of those who do not have the disease who are correctly identified by a -ve test

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What is the positive predictive value of a screening tool?

A

Proportion of those who test positive who actually have the disease

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What is the negative predictive value?

A

Proportion of those who test negative who actually do not have the disease

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What is the uptake for a screening programme?

A

the number taking part in a voluntary programme

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What is the yield for a screening programme?

A

number of previously undiagnosed cases picked up by a screening test or programme

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What is the criteria for screening? (7)

A

Common/ serious conditionWell defined latent periodSuitable test available (must be sensitive and specific)Effective treatmentEarly detection improves prognosisHarm of screening smallCost justified

How well did you know this?
1
Not at all
2
3
4
5
Perfectly