Radiologix, Inc. Announces Resignation of Chief Executive Officer

		Based in Dallas, Texas, Radiologix is a leading radiology services company that develops, consolidates and manages radiology service networks. These networks consist primarily of free-standing radiology centers and locations at which the company provides radiology services that have been outsourced by hospitals. The company's objective is to develop and operate networks of radiology facilities to provide a full spectrum of radiology services and extensive geographic coverage in existing market areas and in selected new markets. (PRNewsFoto) [JL] DALLAS, TX USA

DALLAS, Sept. 21 /PRNewswire-FirstCall/ -- Radiologix, Inc. (Amex: RGX), a leading national provider of diagnostic imaging services, today announced the resignation of Stephen D. Linehan from his positions as chief executive officer and director. Mr. Linehan resigned to pursue other business and personal interests. Marvin S. Cadwell, Radiologix's chairman of the board, will serve as interim CEO. The Board of Directors has begun a search for a successor CEO and has engaged Highland Partners to assist in the search. About Radiologix Radiologix (http://www.radiologix.com ) is a leading national provider of diagnostic imaging services, owning and operating multi-modality diagnostic imaging centers that use advanced imaging technologies such as positron emission tomography ("PET"), magnetic resonance imaging ("MRI"), computed tomography ("CT") and nuclear medicine, as well as x-ray, general radiography, mammography, ultrasound and fluoroscopy. The diagnostic images created, and the radiology reports based on these images, enable more accurate diagnosis and more efficient management of illness for ordering physicians. Radiologix owned or operated 94 diagnostic imaging centers located in 13 states as of June 30, 2004.