Radiocontrast agents are substances used to enhance the visibility of internal structures in X-ray-based imaging techniques such as computed tomography...

and procedures. Specifically, through the injection of a liquid radiocontrast agent and illumination with X-rays, angiocardiography allows the recognition...

blowout. Barium sulfate in suspension is often used medically as a radiocontrast agent for X-ray imaging and other diagnostic procedures. It is most often...

dioxide was the primary ingredient in Thorotrast, a once-common radiocontrast agent used for cerebral angiography, however, it causes a rare form of...

Iodinated contrast is a form of water-soluble, intravenous radiocontrast agent containing iodine, which enhances the visibility of vascular structures...

patients. A typical coronary CT calcium scan is done without the use of radiocontrast agent but it can also be performed using contrast-enhanced images as well...

3D-images). Plain radiography can also refer to radiography without a radiocontrast agent or radiography that generates single static images, as contrasted...

and tumors. Historically the procedure involved the injection of a radiocontrast agent into the cervical or lumbar spine, followed by several X-ray projections...

an iodine-containing non-ionic radiocontrast agent. It is available as a generic medication. The radiocontrast agent is given intravenously for computed...

gastrointestinal tract for abnormalities. A contrast medium, usually a radiocontrast agent such as barium sulfate mixed with water, is ingested or instilled...

of maximum emission is 415 nm. António Egas Moniz searched for a radiocontrast agent for cerebral angiography. After experiments on rabbits and dogs he...

to oil well drilling fluid. In a purer form it is used as X-ray radiocontrast agents for imaging the human gastrointestinal tract. Water-soluble barium...

cause hypothyroidism in the baby. Iohexol is an iodinated non-ionic radiocontrast agent. It is in the low osmolar family. Iohexol was approved for medical...

thioamide such as methimazole, an iodinated radiocontrast agent or an iodine solution if the radiocontrast agent is not available, and an intravenous steroid...

Radiographs (X-ray pictures) are taken while barium sulfate, a radiocontrast agent, fills the colon via an enema through the rectum. The term barium...

real-time imaging of structures in motion or augmented with a radiocontrast agent. Radiocontrast agents are usually administered by swallowing or injecting into...

layer of poppyseed oil. Poppyseed oil is the basis of lipiodol, a radiocontrast agent used in medical radiology and a treatment for iodine deficiency....

people who have an iodine allergy. Diatrizoate is an iodinated ionic radiocontrast agent with high osmolality. Diatrizoate was approved for medical use in...

upper gastrointestinal series is where a contrast medium, usually a radiocontrast agent such as barium sulfate barium salt mixed with water, is ingested...

performed with imaging guidance, such as fluoroscopy or the use of a radiocontrast agent, unless that guidance is contraindicated. Imaging guidance ensures...

tomography (CECT), is X-ray computed tomography (CT) using radiocontrast. Radiocontrasts for X-ray CT are generally iodine-based types. This is useful...

insolubility of its components. It has been used in medicine as a radiocontrast agent. Lithopone is allowed to be in contact with foodstuffs in the US...

procedures. Diagnostic catheters direct wires through blood vessels. Radiocontrast agent is then injected through the catheter to visualise the vessels via...

the radioactive compound thorium dioxide, ThO2; it was used as a radiocontrast agent in clinical radiography in the 1930s to 1950s. It is no longer used...

in adults, comparable to the safety of MRI contrast agents, and better than radiocontrast agents used in contrast CT scans. The more limited safety data...

uses a radiocontrast agent, a type of contrast medium, to make the structures of interest stand out visually from their background. Contrast agents are required...

radiocontrast agents rely on iodine-containing compounds. Iohexol (contrast agent) Amidotrizoate (contrast agent) Meglumine iotroxate (contrast agent)...

reactions apply to epoxides and aziridines. Lithium iodide was used as a radiocontrast agent for CT scans. Its use was discontinued due to renal toxicity. Inorganic...

structures easier to see. A liquid containing barium (that is, a radiocontrast agent) is put into the rectum. Barium (usually as a sulfate) outlines the...

less than one in 1,000. The old radiocontrast agents caused reactions in 1% of cases, while the newer lower osmolar agents cause reactions in 0.04% of cases...