LabCorp® Scheduled to Present at Thomas Weisel Healthcare Conference

Burlington, NC, April 3, 2001 -- Laboratory Corporation of America® Holdings (LabCorp® ) (NYSE: LH) today announced that Bradford T. Smith, executive vice president of public affairs, is scheduled to speak at the Thomas Weisel Healthcare Conference in San Francisco on April 3.

Labcorp® Scheduled To Present At Banc Of America

Burlington, NC, March 27, 2001 -- Laboratory Corporation of America® Holdings (LabCorp®)(NYSE: LH) today announced that Thomas P. Mac Mahon, chairman and chief executive officer, is scheduled to speak at the Banc of America Securities Health Care Conference in Las Vegas on March 27.

Laboratory Corporation of America® Announces Definitive Agreement to Acquire Path Lab in New England

Burlington, NC, March 26, 2001 -- Laboratory Corporation of America® Holdings (LabCorp®) (NYSE: LH) today announced that it has entered into a definitive agreement with privately-held Path Lab Holdings, Inc. (Path Lab) to acquire all of its outstanding stock.

LABCORP® INTRODUCES HIV GENOSURE(TM), A NEW HIV GENOTYPIC RESISTANCE ASSAY

Contact: 336-436-4855 Pamela Sherry Shareholder Direct: 800-LAB-0401 www.labcorp.com LABCORP(R) INTRODUCES HIV GENOSURE(TM), A NEW HIV GENOTYPIC RESISTANCE ASSAY Burlington, NC, December 12, 2000 - Laboratory Corporation of America(R) Holdings (LabCorp(R)) (NYSE: LH) today announced the

LABCORP® RENEWS NATIONAL AFFILIATION WITH UNITEDHEALTHCARE

Contact: 336-436-4855 Pamela Sherry LABCORP(R) RENEWS NATIONAL AFFILIATION WITH UNITEDHEALTHCARE Renewal Strengthens National Relationship Burlington, NC, November 14, 2000 -- Laboratory Corporation of America(R) Holdings (LabCorp(R)) (NYSE: LH) announced today that it has entered into a multi-year

STANDARD & POOR’S RAISES LABCORP® CREDIT RATING TO INVESTMENT GRADE

Contact: 336-436-4855 Pamela Sherry Shareholder Direct: 800-LAB-0401 www.labcorp.com STANDARD & POOR'S RAISES LABCORP(R) CREDIT RATING TO INVESTMENT GRADE Two Level Upgrade Reflects Solid Operating Performance and Continuing Positive Trends Burlington, NC, November 10, 2000 -- Laboratory

LABORATORY CORPORATION OF AMERICA'S® HOUSTON TOXICOLOGY LABORATORY RECEIVES CERTIFICATION FROM SAMHSA

Contact: 336-436-4855 Pamela Sherry Shareholder Direct: 800-LAB-0401 www.labcorp.com LABORATORY CORPORATION OF AMERICA'S(R) HOUSTON TOXICOLOGY LABORATORY RECEIVES CERTIFICATION FROM SAMHSA Burlington, NC, November 6, 2000 -- Laboratory Corporation of America(R) Holdings (LabCorp(R)) (NYSE: LH)

LABORATORY CORPORATION OF AMERICA® REPORTS THIRD QUARTER RESULTS

Contact: Pamela Sherry www.labcorp.com LABORATORY CORPORATION OF AMERICA(R) REPORTS THIRD QUARTER RESULTS Revenue Increase of 13.9 Percent Led by Strong Volume Growth and Price Gains Burlington, NC, October 23, 2000 -- Laboratory Corporation of America(R) Holdings (LabCorp(R)) (NYSE: LH) today

ROCHE HOLDINGS, INC. COMPLETES SALE OF 3.625 MILLION SHARES OF LABCORP® COMMON STOCK

Contact: 336-436-4855 Shareholder Direct: 800-LAB-0401 Pamela Sherry www.labcorp.com ROCHE HOLDINGS, INC. COMPLETES SALE OF 3.625 MILLION SHARES OF LABCORP(R) COMMON STOCK Burlington, NC, October 16, 2000 -- Laboratory Corporation of America(R) Holdings (NYSE: LH) (LabCorp(R)) announced today that

LABCORP® FILES REGISTRATION STATEMENT TO ENABLE ROCHETO SELL UP TO 5.0 MILLION LABCORP® SHARES

Contact: 336-436-4855 Pamela Sherry Shareholder Direct: 800-LAB-0401 www.labcorp.com LABCORP(R) FILES REGISTRATION STATEMENT TO ENABLE ROCHE TO SELL UP TO 5.0 MILLION LABCORPÒ SHARES Burlington, NC, September 27, 2000 -- Laboratory Corporation of America(R) Holdings (NYSE: LH) (LabCorp(R))