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🦵 Knee Osteoarthritis X-ray Dataset

📚 Context

Knee osteoarthritis is a degenerative condition involving the breakdown of articular cartilage, the flexible, slippery material that protects bones in the knee joint. It also affects the underlying bone and nearby soft tissues.

While knee osteoarthritis is the most common form of arthritis causing knee pain, other forms like rheumatoid arthritis, pseudogout, and reactive arthritis can also affect the knee.


🩻 Content

This dataset contains knee X-ray images and is designed for tasks such as:

  • Knee joint detection
  • KL (Kellgren and Lawrence) grading of osteoarthritis severity

🔢 KL Grade Descriptions

Grade Description
0 Healthy knee image
1 Doubtful: Possible osteophytic lipping, slight joint narrowing
2 Minimal: Definite osteophytes and possible joint space narrowing
3 Moderate: Multiple osteophytes, definite joint narrowing, mild sclerosis
4 Severe: Large osteophytes, significant joint narrowing, severe sclerosis

🙏 Acknowledgements

Chen, Pingjun (2018), “Knee Osteoarthritis Severity Grading Dataset”, Mendeley Data, V1
DOI: 10.17632/56rmx5bjcr.1
Dataset organized using data from the Osteoarthritis Initiative (OAI).