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| Exhibit                    31.1

**CERTIFICATION**

I,                        Anthony A. Lombardo, certify that:

1.                        I have reviewed this quarterly report on Form 10-Q of                    E-Z-EM, Inc.; |
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| 2. | Based on my knowledge,                        this report does not contain any untrue statement of a material fact or                        omit to state a material fact necessary to make the statements made, in                        light of the circumstances under which such statements were made, not                        misleading with respect to the period covered by this report;                                                        |
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| 3. | Based on my knowledge,                        the financial statements, and other financial information included in this                        report, fairly present in all material respects the financial condition,                        results of operations and cash flows of the registrant as of, and for, the                        periods presented in this report;                                                                           |
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| 4. | The registrant’s                        other certifying officer and I are responsible for establishing and                        maintaining disclosure controls and procedures (as defined in Exchange Act                        Rules 13a-15(e) and 15d-15(e)) and internal control over financial                        reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for                        the registrant and have: |
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|   | (a)                           Designed such disclosure controls and procedures, or                        caused such disclosure controls and procedures to be designed under our                        supervision, to ensure that material information relating to the                        registrant, including its consolidated subsidiaries, is made known to us by                        others within those entities, particularly during the period in which this                        report is being prepared; |
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|   | (b)                           Designed such internal control over financial reporting,                        or caused such internal control over financial reporting to be designed                        under our supervision, to provide reasonable assurance regarding the                        reliability of financial reporting and the preparation of financial                        statements for external purposes in accordance with generally accepted                        accounting principles;        |
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|   | (c)                           Evaluated the effectiveness of the registrant’s                        disclosure controls and procedures and presented in this report our                        conclusions about the effectiveness of the disclosure controls and                        procedures, as of the end of the period covered by this report based on                        such evaluation; and |
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|   | (d)                           Disclosed in this report any change in the                        registrant’s internal control over financial reporting that occurred                        during the registrant’s most recent fiscal quarter (the                        registrant’s fourth fiscal quarter in the case of an annual report)                        that has materially affected, or is reasonably likely to materially affect,                        the registrant’s internal control over financial reporting;                        and |
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| 5. | The registrant’s                        other certifying officer and I have disclosed, based on our most recent                        evaluation of internal control over financial reporting, to the                        registrant’s auditors and the audit committee of the                        registrant’s board of directors (or persons performing the equivalent                        functions): |
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|   | (a)                           All significant deficiencies and material weaknesses in                        the design or operation of internal control over financial reporting which                        are reasonably likely to adversely affect the registrant’s ability to                        record, process, summarize and report financial information; and |
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|   | (b)                           Any fraud, whether or not material, that involves                        management or other employees who have a significant role in the                        registrant’s internal control over financial reporting. |
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| Date                :   October 11, 2007 |   |                                                                                               |
|                                                         |   |                                                                                               |
|                                                    |   |                                                                                               |
|                                                    |   |    /s/                Anthony A. Lombardo                                           |
|                                                    |   |                                                                                                    |
|                                                    |   | Anthony A. Lombardo,                President,                Chief Executive Officer and Director |
|                                                    |   |                                                                                               |

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