On average when positive, Signatera tests have a 98%-99% rate of accurately predicting the presence of cancer depending on the cancer, and the false-positive rate is less than 2% to 1% depending on ...

A new, error-corrected method for detecting cancer from blood samples is much more sensitive and accurate than prior methods and may be useful for monitoring disease status in patients following ...

Quest Diagnostics (DGX) launched a new laboratory blood test designed to help physicians confirm amyloid brain pathology due to Alzheimer’s ...

When doctors suspect Alzheimer's, they can order a blood test to learn whether a patient's brain contains the sticky amyloid ...