Labcorp Is Scheduled To Present At The Merrill Lynch Health Services Investor Conference

Burlington, NC.- Laboratory Corporation of America® Holdings (LabCorp®) (NYSE: LH) today announced that William B. (Brad) Hayes, Executive Vice President and Chief Financial Officer, and Bradford T. Smith, Executive Vice President, Corporate Affairs, are scheduled to speak at the Merrill Lynch Health Services Investor Conference in New York, NY. LabCorp’s presentation is planned for Tuesday, November 27, 2007 at 1:15 p.m. (Eastern Time).

A live audio webcast of the presentation will be available via the Company Web site at www.labcorp.com and archived for replay.