Exhibit 21 Subsidiaries of the Registrant - ------------------------------ The Registrant, E-Z-EM, Inc., is a Delaware corporation. The subsidiaries of the Registrant included in the consolidated financial statements are as follows: Incorporated ------------ AngioDynamics, Inc. Delaware AngioDynamics Ltd. Ireland E-Z-EM Belgium B.V.B.A. Belgium E-Z-EM Canada Inc. Canada E-Z-EM Caribe, Inc. Delaware E-Z-EM International, Inc. Barbados E-Z-EM Ltd. England E-Z-EM Nederland B.V. Holland E-Z-SUB, Inc. Delaware Enteric Products, Inc. Delaware Leocor, Inc. Delaware Toho Kagaku Kenkyusho Co., Ltd. Japan All subsidiaries of the Registrant are wholly-owned. -82-