A Non-Interventional Study of RoActemra/Actemra in Patients With Moderate to Severe Rheumatoid Arthritis

Multicenter, Post-marketing, Non-interventional, Observational Study in RA Patients Treated With Tocilizumab.

This multi-center observational study will evaluate the use of RoActemra/Actemra (tocilizumab) in patients with rheumatoid arthritis. Eligible patients initiated on RoActemra/Actemra treatment according to the local label will be followed for 6 months.

Inclusion Criteria:

• Adult patients, >/= 18 years of age
• Moderate to severe rheumatoid arthritis according to the revised (1987) ACR criteria
• Patients in whom the treating physician has made the decision to commence RoActemra/Actemra treatment (in accordance with the local label); this can include patients who have received RoActemra/Actemra treatment within 8 week prior to the enrolment visit

Exclusion Criteria:

• Patients who have received RoActemra/Actemra more than 8 weeks prior to the enrolment visit
• Patients who have previously received RoActemra/Actemra in a clinical trial or for compassionate use
• Treatment with any investigational agent within 4 weeks (or 5 half-lives of the investigational agent, whichever is longer) before starting treatment with RoActemra/Actemra
• History of autoimmune disease or any joint inflammatory disease other than rheumatoid arthritis