The false negative rates do not appear out of line with the test's sensitivity figures, but issues have been raised with its workflow and the firm's marketing strategy.

With rapid testing becoming a key tool in the fight against Covid-19, in a mid-October call with the White House I offered to sell my Covid testing company — recently valued at $99.8 million — to the ...

According to the Food and Drug Administration, the Abbott ID Now™ point-of-care test to diagnose coronavirus disease 2019 (COVID-19) may return false negative results based on early data. According to ...

Infectious disease specialist Gonzalo Ballon-Landa, MD, of Scripps Health in San Diego, was a bit bewildered. One of his patients who had all the signs and symptoms of COVID-19 had tested negative ...

Q: What do American radar operators in World War II have in common with modern day patients trying to decide if a whole body MRI scan is worth the money? A: Both have to be concerned if a blurry dot ...

Studies analyzing four molecular tests commonly used to assess malignancy in thyroid nodules have high sensitivity despite several limitations, according to findings from a systematic review and ...

A team of researchers has developed a mathematical means of assessing tests' false-negative rate. Even with more than 1.5 million Americans receiving a COVID vaccine each day, officials estimate it ...

During the Covid-19 pandemic, words and phrases that have typically been limited to epidemiologists and public health professionals have entered the public sphere. Although we’ve rapidly accepted ...

Maureen Ferran does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

A new article calls attention to the risk posed by overreliance on COVID-19 testing to make clinical and public health decisions. The sensitivity of reverse transcriptase-polymerase chain reaction (RT ...