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ankylosing spondylitis

Medical Definition

Chronic inflammation of the spine and the low back bone joint

Wikipedia Summary

Ankylosing spondylitis (AS) is a type of arthritis from the disease spectrum of axial spondyloarthritis. It is characterized by long-term inflammation of the joints of the spine, typically where the spine joins the pelvis...
Related Codes (11)
Code
Description
Billable
Details
M45Ankylosing spondylitis
Type 1 Excludes (2)Type 2 Excludes (1)
M45.0Ankylosing spondylitis of multiple sites in spine
M45.1Ankylosing spondylitis of occipito-atlanto-axial region
M45.2Ankylosing spondylitis of cervical region
M45.3Ankylosing spondylitis of cervicothoracic region
M45.4Ankylosing spondylitis of thoracic region
M45.5Ankylosing spondylitis of thoracolumbar region
M45.6Ankylosing spondylitis lumbar region
M45.7Ankylosing spondylitis of lumbosacral region
M45.8Ankylosing spondylitis sacral and sacrococcygeal region

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