angiography

Thân thiện

A doctor reviews an angiography image on a computer monitor.

Definition

Noun: 1. A medical imaging technique: Angiography is a diagnostic procedure that uses X-rays to visualize the inside of blood vessels and organs of the body. This is achieved by injecting a special dye, called a contrast medium, into the bloodstream to make the vessels clearly visible on the X-ray images.

Usage

Angiography is used to diagnose and evaluate conditions affecting the blood vessels, such as blockages, narrowing, or aneurysms. * The doctor ordered a coronary angiography to check for blockages in the patient's heart arteries. * Cerebral angiography can help identify the source of bleeding in the brain.

Advanced Usage

• Digital subtraction angiography (DSA): A specialized form of angiography where a computer subtracts images of bones and tissues to provide a clearer picture of the blood vessels.
  • Digital subtraction angiography is particularly useful for imaging blood vessels in the head and neck.

Variants and Related Words

• Angiogram (noun): The actual X-ray image or picture produced by an angiography procedure.
  • The angiogram revealed a significant narrowing of the artery.
• Angiographer (noun): A specialist, often a radiologist, who performs and interprets angiographies.
• Angiographic (adjective): Relating to or obtained by angiography.
  • The angiographic findings were consistent with a diagnosis of peripheral artery disease.

Synonyms

• Arteriography: Specifically refers to the imaging of arteries.
• Vascular imaging: A broader term for techniques used to visualize blood vessels.

Related Phrases

• To undergo angiography: To have the angiography procedure performed.
  • The patient will undergo angiography next Tuesday.
• Angiography suite: The specialized room in a hospital equipped for performing angiography procedures.

Học thuật

Noun

1. roentgenographic examination of blood vessels after injection of a radiopaque contrast medium; produces an angiogram