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What is Example of Multiphase screening is: and explain in detail?
Multiphasic screening: application of two or more screening tests in combination to a large number of people at one time. Example: annual health check ups. Multipurpose screening: screening by more than one test done simultaneously to detect more than one disease. Example: screening of a pregnant women for VDRL, HIV, HBV serological tests on a blood sample. Mass screening: Screening test applied on large population. Eg- CXR in elderly. High risk/ selective screening: Applied on high risk groups .Eg- screening for HIV in commercial sex workers.