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Errors in medical diagnosis

'Two types of errors are natural in any statistical testing procedure', says the author

The price of diagnostic tests, especially in the private sector, has been pinching the pockets of consumers
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The price of diagnostic tests, especially in the private sector, has been pinching the pockets of consumers

Atanu Biswas
There was shocking news from Himachal Pradesh in late August. A woman died because of severe mental distress after a private clinic “wrongly” diagnosed her as HIV positive. However, such a wrong diagnosis is not uncommon and we know this from our personal and social experiences. In fact, in today’s world, the overuse of diagnostic testing has been partially attributed to the fear of missing something important and intolerance of diagnostic uncertainty.

In his 1989 article in New England Journal of Medicine, J P Kassirer wrote: “Absolute certainty in diagnosis is unattainable, no matter how much information we gather, how many
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