Orthopaedics · Skeletal System · Medium

Impaction

Meaning: Fracture where one bone fragment is driven into an adjacent segment, often producing a dense line.

In practice: A Hill-Sachs defect on the humeral head after anterior dislocation is this type of injury.

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Two questions on related orthopaedics words.

Which word means: Small pea-shaped carpal bone lying within the flexor carpi ulnaris tendon.

Which word means: Shallow, pear-shaped socket on the lateral scapula that receives the head of the humerus.

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