newsroom.questdiagnostics

Haystack MRD® Demonstrates Robust Clinical Performance in Specimen Cohort from the Landmark DYNAMIC Colorectal Cancer Trials

Test showed 100% specificity, with no false-positive results in the cohort, at both 3- and 5-year follow-up, and sensitivity ...
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Nearly 1 in 3 Patients with Suspected Lyme Disease are Co-Positive for Other Tick-Borne Pathogens, Finds Study by Quest Diagnostics

Study published in JAMA Network Open of over 193,000 patients nationwide reveals that individuals with evidence of exposure to Borrelia burgdorferi, the bacterium that causes Lyme disease, are more ...
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Nine in 10 Voters Express Concern That Medicare Lab Payment Cuts Will Harm Patient Access to Diagnostic Lab Testing, Finds National Survey from Quest Diagnostics

75% of registered voters surveyed call diagnostic testing "very important" to their care, and a bipartisan majority wants Congress to pass the RESULTS Act before additional Medicare cuts are scheduled ...
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Quest Diagnostics to Release Third Quarter Financial Results on October 22, 2026

SECAUCUS, N.J., Sept. 22, 2026 /PRNewswire/ -- Quest Diagnostics Incorporated (NYSE: DGX), a leader in diagnostic information services, announced today that it will report its third quarter 2026 ...