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

          Date of Report (Date of earliest event reported) May 15, 2008


                    CardioDynamics International Corporation
             (Exact name of registrant as specified in its charter)


California                           0-11868                  95-3533362
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(State or other jurisdiction       (Commission               (IRS Employer
     of incorporation)             File Number)              Identification No.)

6175 Nancy Ridge Drive, Suite 300, San Diego, California        92121
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 (Address of principal executive offices)                     (Zip Code)

Registrant's telephone number, including area code         (858)-535-0202
                                                   -----------------------------
                                       n/a
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         (Former name or former address, if changed since last report.)


Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions (see General Instructions A.2 below):

[_] Written communications pursuant to Rule 425 under the Securities Act (17 CFR
    230.425)

[_] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR
    240.14a-12)

[_] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange
    Act (17 CFR 240.14d-2(b))

[_] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange
    Act (17 CFR 240.13e-4(c))



ITEM 8.01   Other Events - CardioDynamics Announces Significant ICG Study with
            Nearly Three Times the National Average Blood Pressure Control Rates
            at the American Society for Hypertension Annual Scientific Meeting


ITEM 9.01   Financial Statements and Exhibits

            (c)      Exhibits.

99.1     CardioDynamics press release dated May 15, 2008



                                   SIGNATURES

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.



                                       CardioDynamics International Corporation

Date:     May 15, 2008                 /s/Stephen P. Loomis/
                                       -----------------------------------------
                                       Stephen P. Loomis
                                       Chief Financial Officer