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Positive Contrast Agent

Contrast media that has a higher amplification and intensity than the surrounding tissue making the contrast look more opaque when seen in an x-ray.
National Institutes of Health

Papers overview

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2019
2019
In vivo Imaging Biodistribution Profile of a New Macrocyclic Gadolinium Chelate as a Highly Stable Multifunctional MRI Contrast Agent
Small molecular weight gadolinium chelate is a positive contrast agent (CA) for magnetic resonance imaging (MRI), used to… 
Review
2014
Review
2014
Improvement of distension and mural visualization of bowel loops using neutral oral contrasts in abdominal computed tomography.
AIM To assess and compare the image quality of 4% sorbitol and diluted iodine 2% (positive oral contrast agent) in abdomino… 
2010
2010
Evaluation of Gd-DTPA contrast enhancement of lung and metastatic tumor with ultra-short echo-time imaging
Introduction In a previous study, we administered nanoparticles containing a MR contrast agent, a fluorescence dye and an… 
Review
2001
Review
2001
[Two-dimensional and three-dimensional CT diagnosis of alimentary tract].
The recent development of multidetector-row CT(MDCT) has made it possible to obtain three-dimensional images of the alimentary… 
2000
2000
Positive and negative oral contrast agents for combined abdominal and pelvic helical CT: first iodinated agent and second water.
Combined abdominal and pelvic helical computed tomography (CT) with intravenous contrast media was performed on 19 patients with… 
1999
1999
Comparative efficacy of and sequence choice for two oral contrast agents used during MR imaging.
OBJECTIVE Our objective was to compare the efficacy of a positive and a negative oral contrast agent and to determine the optimal… 
1999
1999
Contrast enhanced MRA of peripheral arteries with the automatic "floating table".
Magnetic resonance angiography (MRA) is increasingly used as a non-invasive alternative to digital subtraction angiography (DSA… 
1999
1999
Duodenal duplication cyst: MR imaging appearance
Abstract. The MR imaging appearance of a duodenal duplication cyst is reported. MR imaging confirmed the diagnosis suggested by… 
1995
1995
Technical note: dynamic analysis of the pharynx during swallowing using Turbo-FLASH magnetic resonance imaging combined with an oral positive contrast agent--a preliminary study.
Serial images of the swallowing motions of 10 healthy volunteers were taken using the Turbo-fast low angle shot (FLASH) magnetic… 
1993
1993
Adenography: an ancillary diagnostic method of circumscribed lesions of the breast with a positive contrast agent
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