M45.0
Ankylosing spondylitis of multiple sites in spine
M45
Ankylosing spondylitis
Specific Codes Under M45
Use a more specific code below for billing and documentation.
M45.1
Ankylosing spondylitis of occipito-atlanto-axial region
M45.2
Ankylosing spondylitis of cervical region
M45.3
Ankylosing spondylitis of cervicothoracic region
M45.4
Ankylosing spondylitis of thoracic region
M45.5
Ankylosing spondylitis of thoracolumbar region
M45.6
Ankylosing spondylitis lumbar region
M45.7
Ankylosing spondylitis of lumbosacral region
M45.8
Ankylosing spondylitis sacral and sacrococcygeal region
M45.9
Ankylosing spondylitis of unspecified sites in spine
M45.A
Non-radiographic axial spondyloarthritis
Inclusion Terms
- • Rheumatoid arthritis of spine
Code First
None code first specified for this code.
Use Additional Code
None use additional code specified for this code.
Cannot Code Together
These codes cannot be used together with the current code, even if both conditions are present.
- • arthropathy in Reiter's disease (M02.3-)
- • juvenile (ankylosing) spondylitis (M08.1)
Can Code Together
These codes can be used together with the current code if both conditions are documented.
- • Behçet's disease (M35.2)
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