Screening

Question 1

What is the criteria for screening?

Answer 1

Wilson and Jungner criteria

Question 2

What are the components for the condition under the Wilson and Jungner criteria?

Answer 2

Condition should be an important health problem
The natural history of the disease should be known
Should have a detectable early stage

Question 3

What are the components for the treatment under the Wilson and Jungner criteria?

Answer 3

There should be an accepted treatment for the disease
Facilities for diagnosis and treatment should be available
Adequate health service provision should exist for people found positive on screening

Question 4

What are the components for the test under the Wilson and Jungner criteria?

Answer 4

Suitable test should exist for the early stage
Test should be acceptable
Test should be repeated

Question 5

What are the risks and benefits for screening?

Answer 5

Should be an agreed policy on whom to treat
Costs should be balanced against benefits
Risks, psychological and physical, should be less than the benefits