Exhibit 99.1

ANGIODYNAMICS(R)

Company Contacts:                       Investor Relations Contacts:
AngioDynamics, Inc.                     Lippert/Heilshorn & Associates, Inc.
-------------------                     ------------------------------------
Lisa Donegan                            Kim Sutton Golodetz (kgolodetz@lhai.com)
(800) 772-6446 x370                     (212) 838-3777
www.angiodynamcis.com                   Bruce Voss (bvoss@lhai.com)
                                        (310) 691-7100

FOR IMMEDIATE RELEASE

          AngioDynamics Files Registration Statement for Initial Public
                                    Offering

Queensbury, NY, March 5, 2004 - AngioDynamics, Inc., a wholly owned subsidiary
of E-Z-EM, Inc. (AMEX: EZM) today announced that it has filed a registration
statement with the Securities and Exchange Commission for an initial public
offering of common stock. RBC Capital Markets will act as lead manager and sole
book-running manager, and Adams Harkness and Hill will act as co-manager.

Prospectuses are not currently available. When available, interested persons may
obtain copies of the preliminary prospectus from RBC Capital Markets, 60 South
Sixth Street, 17th Floor, Minneapolis, Minnesota 55402. Application is being
made to approve the common stock for quotation on the Nasdaq National Market
under the proposed symbol "ANGO."

A registration statement relating to these securities has been filed with the
Securities and Exchange Commission but has not yet become effective. These
securities may not be sold nor may offers to buy be accepted prior to the time
the registration statement becomes effective. This press release shall not
constitute an offer to sell or the solicitation of an offer to buy nor shall
there be any sale of these securities in any state or jurisdiction in which such
offer, solicitation or sale would be unlawful prior to registration or
qualification under the securities laws of any such state or jurisdiction.

About AngioDynamics

AngioDynamics, Inc. (www.angiodynamics.com) manufactures a wide range of
products, including angiographic, dialysis, PTA dilation, thrombolytic,
image-guided vascular access, endovascular laser venous system, as well as
abdominal infection drainage products. AngioDynamics' focus is on diagnostic and
therapeutic products that enable interventional physicians to treat peripheral
vascular diseases and other non-coronary diseases.

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