Case: Bone & joint disease radiograph #56633848
Bone & joint disease Beginner
Read this radiograph systematically before revealing the answer. What is the main abnormality?

Image: James Heilman, MD via Wikimedia Commons · CC BY-SA 4.0 · source · resized and converted to WebP
Tip: scroll or pinch to zoom, drag to pan, and try Invert.
Answer: Knee osteoarthritis
What to look for in knee osteoarthritis
- Medial joint space loss, osteophytes, sclerosis, cysts.
Description by the image author (may be in another language): Osteoarthritis of the left knee. Note the osteophytes, narrowing of the joint space, and increased subchondral bone density. This is an edited version of the source image made for use in the "Anatomist" iOS and Android app and shared here under the terms of the source image's Share Alike Creative Commons license.
Educational case. The diagnosis comes from the image's documented source; the "what to look for" list describes the condition in general and is not a report of this individual image.



