The Comparison of X-ray Attenuations of Contrast Media in Different Dilutions: An experimental Study
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Abstract
Aims: Iodinated contrast materials are used as contrast material in radiologic examinations. There is an intense competition between the contrast media companies in the contrast market in areas such as price, effectivities, and lack of side effects. This experimental study was carried out for comparing the effectiveness of contrast agents. We measured X‑ray attenuations of contrast agents because image quality depends on these attenuation amounts.
Materials and Methods: Contrast agents are divided into two main groups in iodinated contrast materials; ionic‑iodinated contrast agents and nonionic‑iodinated contrast agents. Nonionic contrast materials are iopamidol, iohexol, iopromide, iobitridol, and iomeprol. In this study, by using contrast agents in different dilutions, X‑ray attenuations were examined in Hounsfield units by using computed tomography.
Results: There was no statistically significant difference between the slopes of five commercial forms according to dilutions.
Conclusion: From our study, we concluded that iopamidol, iohexol, iopromide, iobitridol, or iomeprol are same in clinical usage.
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