| Ankylosing Spondylitis |
|
|
|
|
|
|
|
|
| l | HLA-B27
positive |
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| l | B/L SI
arthritis |
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| l | Squaring
of vertebral bodies |
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| l | Bamboo-spine
from continuous |
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| syndesmophytes |
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| l | Peripheral
large joint erosive arthritis |
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