Ankylosing spondylitis - M45
Excludes1: It indicates that the conditions described by two codes cannot occur together in the same patient. These codes are mutually exclusive.
Type 1 Excludes:
- arthropathy in Reiter's disease (M02.3-)
- juvenile (ankylosing) spondylitis (M08.1)
Excludes2: This note means that the conditions described by two codes are not usually associated with each other but can sometimes occur together.
Type 2 Excludes:
- Behçet's disease (M35.2)
InclusionTerm: It is listed under a code that is included within the code's description, helping clarify the scope of the code and providing additional information about related conditions or synonyms.
Category inclusionTerm:
- Rheumatoid arthritis of spine
These ranges represents subcategories of Ankylosing spondylitis. The "M45" signifies that these are the diseases within this broad category.
Codes:
- M45.0 - Ankylosing spondylitis of multiple sites in spine
- 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
- M45.A0 - Non-radiographic axial spondyloarthritis of unspecified sites in spine
- M45.A1 - Non-radiographic axial spondyloarthritis of occipito-atlanto-axial region
- M45.A2 - Non-radiographic axial spondyloarthritis of cervical region
- M45.A3 - Non-radiographic axial spondyloarthritis of cervicothoracic region
- M45.A4 - Non-radiographic axial spondyloarthritis of thoracic region
- M45.A5 - Non-radiographic axial spondyloarthritis of thoracolumbar region
- M45.A6 - Non-radiographic axial spondyloarthritis of lumbar region
- M45.A7 - Non-radiographic axial spondyloarthritis of lumbosacral region
- M45.A8 - Non-radiographic axial spondyloarthritis of sacral and sacrococcygeal region
- M45.AB - Non-radiographic axial spondyloarthritis of multiple sites in spine