Rheumatoid Arthritis Response to Methotrexate

Rheumatoid Arthritis Ultrasound Response to Methotrexate

Observational and prospective study of the ultrasound response to methotrexate in rheumatoid arthritis patients who started methotrexate

• Rheumatoid arthritis patients with active disease who start subcutaneous methotrexate by their rheumatologist prescription methotrexate will be included.
• Patients will participate in a prospective and observational study in which the response to methotrexate will be assessed by ultrasound (US) of joints and tendons.
• The main objective of the study is the change in B mode and Doppler mode US after 24 weeks of methotrexate treatment.

Inclusion Criteria:

• Active rheumatoid arthritis fulfilling EULAR criteria.
• Prescription of methotrexate by a rheumatologist.
• Informed consent signed by the patient.

Exclusion Criteria:

• None