radiopaque

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radiopaque

[¦rād·ē·ō′pāk]
(electromagnetism)
Not appreciably penetrable by x-rays or other forms of radiation.
References in periodicals archive ?
Even though a nasal polyp with osseous metaplasia is rare, it should still be considered when a clinician encounters sinonasal lesions with highly radiodense materials on imaging.
Cervical radiography revealed a radiodense foreign body with regular edges in caudal cervical esophagus.
Outside radiographs of the left forearm demonstrated a well-defined, diffusely sclerotic lesion of the distal ulna with a smoothly marginated, radiodense extra-osseous component and notable absence of irregular or interrupted periosteal reaction (Figure 1A).
The mammographic appearance is typically described as 'slice of containing fat, varying radiodense fibrous & 'salami' or 'piece of cut sausage' or 'breast in breast' appearence.
It has an irregular pattern of mineralization, and the periphery of the tumor is generally less radiodense than the center.
This case illustrates how CT and MRI can produce different images of a mycetoma, as the mass was radiodense on CT and hypointense on T1- and T2-weighted MRI.
In general, the presence of fat in the tissue, lack of definable margins or lack of an easily defined, radiodense center indicates that the asymmetric breast tissue is benign.
These usually represent calcific granulomata caused by previous injection of antibiotics in oily suspension or direct injection of radiodense substances.
By providing greater diagnostic certainty in mammographically ambiguous cases and better image quality in women with radiodense breasts, adjunctive technologies are holding out hope that the breast cancer death rate can be reduced even more than it has since the introduction of mammography," says Frost & Sullivan Research Analyst Antonio Garcia.
Right lateral survey radiograph revealed multiple radiodense calculi in urinary bladder and urethra (Fig.
Increased radiodensity and thickness of the descending aorta and a well-circumscribed radiodense pectoral mass between the distal part of the coracoid and the sternum were also observed (Fig 1).
IMAGING STUDIES: Calcium-containing stones are relatively radiodense, and they can often be detected by an x-ray abdomen KUB view film.