Imaging & Radiology · Radiology · Medium
Density
Meaning: The degree to which a tissue absorbs X-rays, affecting its appearance on imaging.
In practice: Bone appears white on X-ray due to its high density.
Quick check
Two questions on related imaging & radiology words.
Which word means: Loss of bone or tissue substance visible as a cortical break or defect on imaging.
Answer: Erosion
Which word means: Relating to the periosteum — the outer layer of bone — often seen reacting on X-ray.
Answer: Periosteal
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