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 3, 2003
------------------
(Date of earliest event reported)


LABORATORY CORPORATION OF AMERICA HOLDINGS
------------------------------------------
(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
-------------------------------------------------------
(Address of principal executive offices)

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


ITEM 9. Regulation FD Disclosure.

Laboratory Corporation of America-Registered Trademark- Holdings
(LabCorp-Registered Trademark-) (NYSE:LH) today announced the settlement
of a lawsuit brought by its subsidiary DIANON Systems, Inc. against five
former employees and Diapath LLC.  The case, filed last June in Federal Court
in New York, contended that the former employees had, among other things,
engaged in unfair trade practices in attempt to get DIANON customers to send
their samples to their new lab venture, Diapath.

The press release announcing the legal settlement is attached
hereto as Exhibit 99.1 and is incorporated herein by reference.



ITEM 7. FINANCIAL STATEMENTS, PRO FORMA FINANCIAL
        INFORMATION AND EXHIBITS

(c) Exhibit
99.1 Press release of the Company dated September 3, 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
                  ----------------------------------
                      Bradford T. Smith
                      Executive Vice President
                      and Secretary


Date: September 3, 2003



                                      EXHIBIT INDEX


   Exhibit                    Description
------------     ------------------------------------
    99.1        Press Release dated September 3, 2003