But even Labcorp and Quest have limits to how many test machines they can afford. As publicly traded companies that must return profits to shareholders, they can’t invest tens of millions of dollars ...

SECAUCUS, N.J., July 31, 2023 /PRNewswire/ -- Quest Diagnostics (NYSE: DGX), the leader in diagnostic information services, today announced the availability of the AD-Detect™ Test for Alzheimer's ...

SECAUCUS, N.J., Sept. 30, 2020 /PRNewswire/ -- Healthcare providers across the United States can now access three different test options from Quest Diagnostics (NYSE: DGX) to aid the diagnosis of ...

In an oral presentation at the 2025 AAN Annual Meeting, Quest scientists presented data suggesting the test can accurately assess Alzheimer's disease pathology with greater than 90% sensitivity and ...

With demand for COVID-19 tests rapidly drying up, testmakers like Quest Diagnostics are scrambling to find deeper waters that’ll keep them from running aground. Quest, for one, is banking on its core ...