Quest Diagnostics raises annual forecast on testing demand

July 23 (Reuters) - Quest Diagnostics on Thursday raised its full-year profit forecast, after demand for routine diagnostic ...

Quest Diagnostics reports coronavirus testing delays, some two-week wait times

Quest Diagnostics, the world’s leading provider of diagnostic information services, said demand for COVID-19 tests “continues ...
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Quest Diagnostics Launches New AD-Detect™ Blood Test to Aid in Confirming Alzheimer's Disease

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 ...
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Quest’s (NYSE:DGX) Q2 CY2026: Beats on revenue, stock soars

Healthcare diagnostics company Quest Diagnostics (NYSE:DGX) in Q2 CY2026, with sales up 10.2% year on year to $3.04 billion.

Quest Diagnostics Now the Largest Clinical Reference Lab to Extend Oncology Test Access Through OncoEMR MPI

Quest Diagnostics (NYSE: DGX), a leading provider of diagnostic information services, today announced it is integrating its Haystack MRD® ctDNA test and Comprehensive Genomic Profiling services for ...