M05.261
BillableRheumatoid vasculitis with rheumatoid arthritis of right knee
HCC Category Mapping
V28HCC 93 — Rheumatoid Arthritis and Inflammatory Connective Tissue Disease
0.175V24HCC 40 — Rheumatoid Arthritis and Inflammatory Connective Tissue Disease
0.307ESRDHCC 40 — Rheumatoid Arthritis and Inflammatory Connective Tissue Disease
0.000RxHCCHCC 83 — Rheumatoid Arthritis and Inflammatory Connective Tissue Disease
0.000What This Code Means
A condition where blood vessel inflammation occurs alongside rheumatoid arthritis affecting the right knee joint.
Coding Tips
- •Confirm right knee is documented; do not assume from bilateral disease without explicit statement
- •Note that vasculitis in rheumatoid arthritis may indicate more severe systemic disease
Clinical Significance
This diagnosis represents severe rheumatoid disease with systemic vasculitic complications specifically affecting the right knee joint. The condition indicates advanced inflammatory arthropathy with significant functional impact requiring intensive immunosuppressive therapy and comprehensive monitoring for joint preservation and systemic complications.
Documentation Requirements
- ✓Confirmed rheumatoid arthritis with positive RF or anti-CCP antibodies
- ✓Clinical or pathological evidence of rheumatoid vasculitis
- ✓Right knee joint involvement specifically documented
- ✓Evidence of active systemic inflammation through lab values
- ✓Assessment of knee joint damage and functional limitations
- ✓Documentation of other extra-articular manifestations
- ✓Current treatment with disease-modifying medications
- ✓Regular monitoring for therapeutic response and adverse effects
Commonly Confused Codes
Code Hierarchy
└M05Rheumatoid arthritis with rheumatoid factor└M05.2Rheumatoid vasculitis with rheumatoid arthritis└M05.26Rheumatoid vasculitis with rheumatoid arthritis of knee└M05.261Rheumatoid vasculitis with rheumatoid arthritis of right knee
└M05.261Rheumatoid vasculitis with rheumatoid arthritis of right knee