M45
Ankylosing spondylitis
Inclusion Terms
- • Rheumatoid arthritis of spine
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)