M05.8 Other rheumatoid arthritis with rheumatoid factor

Non-billable header with 10 child codes.

Applies from M05 Rheumatoid arthritis with rheumatoid factor

Excludes1 (never code together)

• rheumatic fever (I00)
• juvenile rheumatoid arthritis (M08.-)
• rheumatoid arthritis of spine (M45.-)

Codes under M05.8

• M05.80 Other rheumatoid arthritis with rheumatoid factor of unspecified site
• M05.81 Other rheumatoid arthritis with rheumatoid factor of shoulder
• M05.82 Other rheumatoid arthritis with rheumatoid factor of elbow
• M05.83 Other rheumatoid arthritis with rheumatoid factor of wrist
• M05.84 Other rheumatoid arthritis with rheumatoid factor of hand
• M05.85 Other rheumatoid arthritis with rheumatoid factor of hip
• M05.86 Other rheumatoid arthritis with rheumatoid factor of knee
• M05.87 Other rheumatoid arthritis with rheumatoid factor of ankle and foot
• M05.89 Other rheumatoid arthritis with rheumatoid factor of multiple sites
• M05.8A Other rheumatoid arthritis with rheumatoid factor of other specified site

Code annotations containing back-references to M05.8

Back-references to M05

• Code Also: I27.21 Secondary pulmonary arterial hypertension ("rheumatoid arthritis (M05.-)")
• Type 1 Excludes: R76.81 Abnormal rheumatoid factor and anti-citrullinated protein antibody without rheumatoid arthritis ("rheumatoid arthritis with rheumatoid factor (M05.-)")

Nearby codes

• M05.771 Rheumatoid arthritis with rheumatoid factor of right ankle and foot without organ or systems involvement
• M05.772 Rheumatoid arthritis with rheumatoid factor of left ankle and foot without organ or systems involvement
• M05.779 Rheumatoid arthritis with rheumatoid factor of unspecified ankle and foot without organ or systems involvement
• M05.79 Rheumatoid arthritis with rheumatoid factor of multiple sites without organ or systems involvement
• M05.7A Rheumatoid arthritis with rheumatoid factor of other specified site without organ or systems involvement
• M05.8 Other rheumatoid arthritis with rheumatoid factor (this code)
• M05.80 Other rheumatoid arthritis with rheumatoid factor of unspecified site
• M05.81 Other rheumatoid arthritis with rheumatoid factor of shoulder
• M05.811 Other rheumatoid arthritis with rheumatoid factor of right shoulder
• M05.812 Other rheumatoid arthritis with rheumatoid factor of left shoulder
• M05.819 Other rheumatoid arthritis with rheumatoid factor of unspecified shoulder