ITEM 7.01. Regulation FD Disclosure

On May 11, 2009, Laboratory Corporation of America® Holdings (LabCorp®) (NYSE:LH) announced that it will exercise its option to redeem $369.1 million principal amount (at maturity) of its Zero Coupon Convertible Subordinated Notes due 2021 (Zero Coupon Notes), equaling fifty percent (50%) of the principal amount (at maturity) outstanding of the Zero Coupon Notes, and all of its outstanding zero coupon subordinated Liquid Yield Option™ Notes due 2021 (LYONs). The redemptions will occur on June 12, 2009. The Bank of New York Mellon, as Trustee under the indenture governing the Zero Coupon Notes, has now informed LabCorp that it intends to redeem the Zero Coupon Notes by random lottery and in accordance with the applicable indenture and the procedures of the Depository Trust Company. The Trustee has determined the principal amount at maturity of each Zero Coupon Note entitled for redemption and conversion as of the close of business on May 13, 2009.

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