EXHIBIT 23.3

            CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the reference to our firm under the caption "Experts" and to the
use of our report dated May 7, 2004, with respect to the combined financial
statements of the Phoenix, Northern California and Central Regions of
Comprehensive Medical Imaging, Inc. included in the Registration Statement (Form
S-1 No. 333-_____) and related Prospectus of InSight Health Services Holdings
Corp. for the registration of _____Income Deposit Securities.

                                       /s/ Ernst & Young LLP

Los Angeles, California

June 17, 2004