Osteoarthritis (Darrow) - MT Flashcards by Stephen Schaffner | Brainscape

Q

In OA as, subchondral bone is subjected to vascular invasion with cell proliferation, Eburnation, and spurs occur.

What is an eburnation?
What is a spur?

A

eburnation = ivory like reaction of bone that occurs at the site of cartilage erosion
spur = osteophyte peripheral bone formation as compensation for cartilage loss

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Q

Gull wing and sawtooth described formations on DIP joint radiograph indicate what subset of osteoarthritis?

A

Erosive

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Q

A

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