25 lakh+ samples tested for Covid: ICMR

May 20, 2020 11:09

1,08,121 samples tested for COVID-19 in the last 24 hours in India. Total number of samples tested till 9 am today is at 25,12,388: Indian Council of Medical Research.

The ICMR has also released revised guidelines for TrueNat, a comprehensive assay for screening and testing for positive cases for COVID-19, on Tuesday.

The circular published by the apex medical body also elaborated on the steps to be followed for new testing. As per the guidelines, all samples of COVID-19 suspect should be first tested by this assay, and later be subjected to confirmation by step 2.

Step 2 is called RdRp gene confirmation assay, and if the sample tests positive through this it must be considered as true positive.

As for the negative samples, they must be considered as true negatives. No further testing is needed for them, it said.

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