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Clinical cardiovascular experiences with iopamidol: a new non-ionic contrast medium
Clinical Radiology
|July 1, 1981
Summary
Iopamidol, a non-ionic contrast medium, significantly reduces hypotension and bradycardia in cardiovascular procedures compared to ionic agents. Patients also tolerated iopamidol better, showing a clear preference for this agent in clinical use.
Area of Science:
- Radiology
- Cardiovascular Medicine
- Medical Imaging
Background:
- Ionic contrast media commonly cause adverse hemodynamic effects during cardiovascular imaging.
- Non-ionic contrast media offer potential advantages in patient tolerance and safety.
Purpose of the Study:
- To compare the safety and efficacy of iopamidol, a non-ionic contrast medium, with standard ionic contrast media in cardiovascular applications.
- To evaluate patient tolerance and hemodynamic effects of iopamidol versus ionic agents.
Main Methods:
- Coronary arteriography (n=40) comparing iopamidol with sodium meglumine diatrizoate.
- Ventricular and great vessel angiocardiography in children (n=62).
- Patient preference assessment and assessment of venous phase opacification.
Main Results:
- Iopamidol significantly decreased hypotension and bradycardia incidence and severity compared to ionic media.
- Iopamidol was better tolerated by patients, with a strong preference noted in subjective assessments.
- No significant difference in arterial image quality or venous phase opacification was observed.
Conclusions:
- Iopamidol is a preferable non-ionic contrast medium for routine cardiovascular applications.
- Iopamidol offers improved patient tolerance and reduced adverse hemodynamic effects compared to ionic contrast agents.