What is it?
Gradual changes in cartilage and other joint tissues can cause pain; X-ray severity and symptoms do not always match.
Symptoms and important signs
Activity-related pain, stiffness and reduced movement.
How is it assessed?
Examination; X-rays when indicated. MRI is not routinely needed.
Care and treatment options
Adapted exercise, weight management when relevant and individual pain treatment; selected cases need surgery.
When to seek help
A suddenly hot, swollen joint or fever requires prompt assessment.