Public service announcement from a #clinicalmicrobiologist - Ct is NOT a viral load... want set set positive at a threshold at <30
Cycles? Expect a lot of false negatives for seriously ill patients admitted to hospitals... https://abs.twimg.com/emoji/v2/... draggable="false" alt="🤦‍♀️" title="Frau schlägt sich die Hand vors Gesicht" aria-label="Emoji: Frau schlägt sich die Hand vors Gesicht">https://abs.twimg.com/emoji/v2/... draggable="false" alt="🤯" title="Explodierender Kopf" aria-label="Emoji: Explodierender Kopf"> https://www.nytimes.com/2020/08/29/health/coronavirus-testing.html">https://www.nytimes.com/2020/08/2...

Need perhaps to differentiate cutoffs different settings.... but let’s not lump altogether and let’s please understand that Ct values are NOT comparable between assays #askaclinicalmicrobiologist

Coz most of us are running multiple assays for sars-cov-2 and fully understand the variability among assays, the impact of specimen collection and the whole host of things that go into a Ct - #askaclinicalmicrobiologist - there a LOT of really talented folks who can speak to this