Quest Diagnostics

Lab reporting lag is making Riverside County’s COVID-19 …

A healthcare worker collects a nasal swab for a coronavirus test in San Bernardino County in April 2020. (Irfan Khan / Los Angeles Times)

Top Quest Diagnostics Headlines

With fewer than 9,000 people tested for COVID-19, California …

Brian Bowland, senior clinical lab specialist in microbiology at UCLA Health, is seen in this undated photho. The University of California’s five medical centers are gearing up to expand their in-house testing for COVID-19 in a move to ease testing shortages in 2020. (Al Seib/Los Angeles Times)

Quest Diagnostics Says 12 Million Patients May Have Had …

This undated file photo shows a clinical lab form. (Credit: Daniel Acker/Bloomberg/Getty Images.)