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ARCHIVEARCHIVED EVENT BRIEFLAST CHANGED Nov 2, 2026, 3:03 PM
HEALTH POLICY & CARE • UNITED STATES

Quest Diagnostics reports cyber breach that may have exposed patient records

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HISTORICAL RECORD

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BLUF

Quest Diagnostics said it discovered unauthorized access to one of its systems and that some patient records may have been compromised. The number of affected patients and the type of information involved are not stated in the available report.

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Why it matters

Patients whose records were affected could face privacy risks. The breach involves a U.S. medical laboratory operator, but its scale and any wider effects are not yet clear.