False -ves in antigen test, TN sticks to RT-PCR

A moderate to very high percentage of negative results in antigen tests for Covid-19 are turning out to be positive in RTPCR testing, making states like Maharashtra treat initial positivity rates with increasing suspicion and prompting others like Tamil Nadu to rely exclusively on the real-time PCR test from the get-go.

from Chennai News & Coronavirus Live Updates: Latest Chennai News Headlines & Coronavirus News Updates from Chennai - Times of India https://ift.tt/2OTtMXd