U.S. 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



        Date of Report (Date of earliest event reported) April 29, 2004
                                                         --------------


                         Diagnostic Products Corporation
                         -------------------------------
             (Exact name of Registrant as specified in its charter)

        California                      1-9957                   95-2802182
        ----------                      ------                   ----------
(State or other jurisdiction    (Commission File Number)    (IRS Employer
 of incorporation)                                           Identification No.)

              5700 West 96th Street, Los Angeles, California 90045
              ----------------------------------------------------
               (Address of principal executive offices) (Zip Code)

                                 (310) 645-8200
                                 --------------
              (Registrant's telephone number, including area code)








                         Diagnostic Products Corporation
                           Current Report on Form 8-K


ITEM 7.  FINANCIAL STATEMENTS AND EXHIBITS.

(c) Exhibits.

    No. 99.1       Press Release issued by Diagnostic Products Corporation,
                    dated April 29, 2004.


ITEM 12. RESULTS OF OPERATIONS AND FINANCIAL CONDITION.

         On April 29, 2004, Diagnostic Products Corporation announced its
results of operations for the quarter March 31, 2004. A copy of the related
press release is being furnished as Exhibit 99.1 to this Form 8-K and is
incorporated herein by reference in its entirety.


                                    SIGNATURE

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

Dated: April 29, 2004                 Diagnostic Products Corporation


                                      By: __________________________
                                          James L. Brill,
                                          Vice President, Finance



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                                  EXHIBIT INDEX

Exhibit Number

          99.1        Press Release issued by Diagnostic Products Corporation,
                       dated April 29, 2004.


















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