Child health · UKMLA & AKT
Enthesitis-related arthritis
A free high-yield preview for the UKMLA Applied Knowledge Test, covering how to recognise this condition. The full SA Note notes add investigations, management and complications, with practice questions on this topic.
Key high-yield points
- ERA is a subtype of juvenile idiopathic arthritis (JIA) - part of the seronegative spondyloarthropathy family
- Strong HLA-B27 association (up to 80-90%); predilection for older adolescent boys
- Closely related to adult ankylosing spondylitis spectrum
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