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Inhomogeneous enhancement refers to uneven uptake of contrast agent in a tissue or structure during imaging procedures such as MRI or CT scans. This uneven enhancement can be indicative of various conditions, such as tumors, inflammation, or vascular abnormalities in the area being imaged. The presence of inhomogeneous enhancement may require further evaluation to determine its underlying cause.
CT angiography (CTA) provides a record of vessels without using contrast medium. Another non-contrast method for examining the blood vessels is intravascular ultrasound,
A contrast medium
A contrast agent
Yes, barium is a contrast medium and is actually one of the most common of the contrast mediums used in enemas and other x-ray based tests. Iodine is another contrast medium that is quite common.
There are at least a couple of radiographic studies of the kidneys and ureters using a contrast medium. In an intravenous pyelogram, or IVP, contrast medium is injected into a vein prior to imaging. In a VCUG, contrast medium is injected into the bladder to create an image.
A radiolucent contrast medium is composed of elements with a low atomic number such as air. These contrast mediums appear dark on the radiographic image.
no
Water soluble contrast media
Barium
iodine