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Related Experiment Videos

Dehydration in urography: is it really necessary?

K E Bell, E M McIlrath

    Clinical Radiology
    |May 1, 1985
    PubMed
    Summary
    This summary is machine-generated.

    Dehydration before intravenous urography is common but potentially dangerous and ineffective. This study found no difference in urogram quality between dehydrated and normally hydrated patients, suggesting dehydration is unnecessary.

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    Area of Science:

    • Radiology
    • Nephrology

    Background:

    • Dehydration is a common practice before intravenous urography.
    • Evidence suggests dehydration may be harmful and offers no benefit for contrast media concentration.

    Purpose of the Study:

    • To evaluate the necessity and impact of dehydration prior to intravenous urography.
    • To compare urogram quality in dehydrated versus normally hydrated patients.

    Main Methods:

    • A randomized study of 100 patients undergoing intravenous urography.
    • Patients were allocated to either a dehydration group or a normal hydration group.

    Main Results:

    • No significant difference in the quality of urograms was observed between the two groups.
    • The urinary concentration of contrast media was not significantly improved by dehydration.

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    Conclusions:

    • The practice of dehydrating patients before intravenous urography is unnecessary.
    • Routine dehydration for intravenous urography should be discontinued.