Business Services Industry

American Shared Hospital Services Announces Gamma Knife Center Opening At JFK Medical Center in Edison, New Jersey

Business Wire, April 26, 2000

Business Editors and Health/Medical Writers

SAN FRANCISCO--(BW HealthWire)--April 26, 2000

American Shared Hospital Services (AMEX:AMS) (PCX:AMS), the world leader in providing Gamma Knife radiosurgery services, Wednesday said that its new unit at JFK Medical Center in Edison began patient treatments this week.

American Shared now has nine operating Gamma Knife units along with signed contracts for four additional units which are scheduled to open in the coming months. They include units in Las Vegas, Nevada; Jackson, Mississippi; Lima, Peru; and Rio de Janeiro, Brazil, which are under development. One additional contract has been signed, subject to state regulatory approval.

About the Gamma Knife

The Gamma Knife is a stereotactic radiosurgical device manufactured by Elekta AB of Sweden (Stockholm Stock Exchange:ETKA). The Gamma Knife treats certain vascular malformations and brain tumors without invasive surgery. It uses three dimensional computer modeling to target a high dose of radiation at abnormal tissue. More than 135,000 patients worldwide already have been treated with Gamma Knife units.

Independent Research Coverage

Research coverage of American Shared Hospital Services is provided by Westergaard Broadcasting Network.com (WBN), an independent publisher and broadcaster of Internet-based institutional investment research. American Shared pays a fee to WBN for the service. Further information, including the research and details of the relationship, is available at www.wbn.com/AMS.> About American Shared Hospital Services

American Shared Hospital Services is a medical services company, with interests in radiosurgery services (through its 81% interest in GK Financing LLC), Internet-based information services, and its program for The Operating Room for the 21st Century(SM). Headquarters are in San Francisco.

Safe Harbor Statement

This press release may be deemed to contain certain forward-looking statements with respect to the financial condition, results of operations and future plans of American Shared Hospital Services, which involve risks and uncertainties including, but not limited to the risks of the Gamma Knife business, the risks of the Internet-based information business, and the risks of developing The Operating Room for the 21st Century. Further information on potential factors that could affect the financial condition, results of operations and future plans of American Shared Hospital Services is included in the filings of the Company with the Securities and Exchange Commission, including the Company's Annual Report on Form 10-K for the year ended December 31, 1999, and its definitive Proxy Statement dated April 20, 2000 for the Annual Meeting of Shareholders to be held on May 19, 2000, which is being mailed this week to shareholders of record on March 31, 2000.