To screen or not to screen?

Cancer screening has been compared to a lottery — many people participate but ‘winning’ is relatively rare

Most people readily accept the logic of screening for disease to facilitate earlier detection and yield better treatment outcomes.


The idea of cancer screening seems particularly compelling given the great fear that exists regarding malignant disease.

However, although early cancer detection can certainly improve the health of the population, it does not always do so.

When considering the potential merits of a screening program, it is important to understand how to appropriately appraise the benefits for