UNITED STATES SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

September 15, 2003
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(Date of earliest event reported)


LABORATORY CORPORATION OF AMERICA HOLDINGS
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(Exact name of registrant as specified in its charter)


   DELAWARE                1-11353             13-3757370
 --------------          -----------         --------------
(State or other         (Commission          (IRS Employer
jurisdiction of         File Number)         Identification
incorporation)                                   Number)


358 SOUTH MAIN STREET, BURLINGTON, NORTH CAROLINA 27215
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(Address of principal executive offices)

336-229-1127
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(Registrant's telephone number, including area code)


ITEM 9. Regulation FD Disclosure

On September 15, 2003, Laboratory Corporation of America -Registered Trademark-
Holdings (LabCorp -Registered Trademark-)(NYSE:LH) announced that Thomas P.
Mac Mahon, Chairman and Chief Executive Officer, is scheduled to speak at the
Banc of America Securities 33rd Annual Investment Conference in San Francisco,
CA on September 16, 2003 at 3:00 p.m. Pacific Time.  A live audio webcast of
the presentation will be available via the Company web site at www.labcorp.com.
A replay of the audio webcast will be available through October 3, 2003.



Exhibits:
99.1  Press release of the Company dated September 15, 2003.


SIGNATURES

Pursuant to the requirements of the Securities and
Exchange Act of 1934, the registrant has duly caused
this report to be signed on its behalf by the
undersigned hereunto duly authorized.

          LABORATORY CORPORATION OF AMERICA HOLDINGS
          ------------------------------------------
                        (Registrant)

               By:/s/ BRADFORD T. SMITH
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                      Bradford T. Smith
                      Executive Vice President
                      and Secretary


Date: September 15, 2003

EXHIBIT 99.1


Laboratory Corporation of America-Registered Trademark- Holdings
358 South Main Street
Burlington, NC   27215
Telephone:  (336) 584-5171

FOR IMMEDIATE RELEASE
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Contact:  Pamela Sherry - (336)436-4855
Shareholder Direct:  (800)LAB-0401
Company Information:  www.LabCorp.com


LABCORP-REGISTERED TRADEMARK- SCHEDULED TO PRESENT AT THE
BANC OF AMERICA SECURITIES ANNUAL INVESTMENT CONFERENCE

Burlington, NC, September 15, 2003 - Laboratory Corporation of
America-Registered Trademark- Holdings (LabCorp-Registered
Trademark-) (NYSE: LH) today announced that Thomas P. Mac Mahon,
Chairman and Chief Executive Officer, is scheduled to speak at the
Banc of America Securities 33rd Annual Investment Conference in San
Francisco, CA on September 16, 2003 at 3:00 p.m. Pacific Time. A
live audio webcast of the presentation will be available via the
Company web site at www.labcorp.com.  A replay of the audio webcast
will be available through October 3, 2003.

About LabCorp
Laboratory Corporation of America-Registered Trademark- Holdings is
a pioneer in commercializing new diagnostic technologies and the
first in its industry to embrace genomic testing. With annual
revenues of $2.5 billion in 2002, over 24,000 employees nationwide,
and more than 200,000 clients, LabCorp offers over 4,000 clinical
assays ranging from blood analyses to HIV and genomic testing.
LabCorp combines its expertise in innovative clinical testing
technology with its Centers of Excellence: The Center for Molecular
Biology and Pathology, in Research Triangle Park, NC; National
Genetics Institute, Inc. in Los Angeles, CA; ViroMed Laboratories,
Inc. based in Minneapolis, MN; The Center for Esoteric Testing in
Burlington, NC; and DIANON Systems, Inc. based in Stratford, CT.
LabCorp clients include physicians, government agencies, managed
care organizations, hospitals, clinical labs, and pharmaceutical
companies. To learn more about our growing organization, visit our
web site at: www.LabCorp.com.

Each of the above forward-looking statements is subject to change
based on various important factors, including without limitation,
competitive actions in the marketplace and adverse actions of
governmental and other third-party payors.  Actual results could
differ materially from those suggested by these forward-looking
statements. Further information on potential factors that could
affect LabCorp's financial results is included in the Company's Form
10-K for the year ended December 31, 2002 and subsequent SEC
filings.