Imaging & Radiology · Radiology · Hard

Hyperdense

Meaning: Appearing brighter than surrounding tissue on CT, indicating high density such as fresh blood or calcium.

In practice: A hyperdense middle cerebral artery sign on CT indicates acute thrombus.

Word parts

Many medical words are built from Greek and Latin parts like these, so learning a few helps you work out new terms.

Two questions on related imaging & radiology words.

Which word means: An abnormal collection of fluid in a body cavity, visible on imaging.

Which word means: Appearing dark or black on an X-ray, indicating low density such as air.

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