radiopaque

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radiopaque

 
obstructing the passage of radiant energy, such as x-rays, the representative areas appearing light or white on the exposed film.

ra·di·o·paque

(rā'dē-ō-pāk'),
Exhibiting relative opacity to, or impenetrability by, x-rays or any other form of radiation. Compare: radiolucent.
Synonym(s): radiodense
[radio- + Fr. opaque fr. L. opacus, shady]

radiopaque

(rā′dē-ō-pāk′)
adj.
Not allowing the passage of x-rays or other radiation.

ra′di·o·pac′i·ty (-ō-păs′ĭ-tē) n.

radiopaque

[-pāk′]
Etymology: L, radiare + opacus, obscure
not permitting the passage of x-rays or other radiant energy. See also radioactive element, radioactivity. radiopacity, n.

radiopaque

adjective Referring to a material or tissue that blocks passage of X-rays, and has a bone or near-bone density; radiopaque structures are white or nearly white on conventional X-rays.

radiopaque

adjective Referring to a material or tissue that blocks passage of x-rays, and has a bone or near bone density; radiopaque structures are white or near white on conventional x-rays. Cf Radiolucent.

ra·di·o·paque

(rā'dē-ō-pāk')
Exhibiting relative opacity to, or impenetrability by, x-rays or any other form of radiation.
Compare: radiolucent
Synonym(s): radiodense.
[radio- + Fr. opaque fr. L. opacus, shady]

radiopaque

Offering major resistance to the passage of X-rays. Radiopaque substances, such as barium sulphate and iodine-containing liquids, are commonly used to outline hollow structures, especially in the intestinal canal and the urinary system. See also BARIUM MEAL and intravenous or retrograde UROGRAPHY.

ra·di·o·paque

(rā'dē-ō-pāk')
Exhibiting relative opacity to, or impenetrability by, x-rays or any other form of radiation.
Compare: radiolucent
[radio- + Fr. opaque fr. L. opacus, shady]

radiopaque

not permitting the passage of x-rays, such areas appearing light in color on the x-ray film.
References in periodicals archive ?
Since the cement is injected under fluoroscopic guidance--to avoid cement leakage into the spinal column or veins--high radio-opacity is needed.
1 cm at the upper pole of right kidney and there was no radio-opacity in plain x- ray.
Radio-opacity associated with kidney in 5 cases, one case in urethra and one case in ureter.