| ACR/EULAR | American College of Rheumatology/European Alliance of Associations for Rheumatology |
| ANA | Antinuclear Antibody |
| Anti CCP | Anti Cyclic Citrulinated Protein |
| DMARD | Disease Modifying Antirheumatic Drug |
| bDMARD | Biologic Disease-Modifying Antirheumatic Drug |
| tsDMARD | Targeted Synthetic Disease-Modifying Antirheumatic Drug |
| csDMARD | Conventional synthetic Disease-Modifying Antirheumatic Drug |
| BMI | Body Mass Index |
| CRP | C-Reactive Protein |
| DAS28 | Disease Activity Score in 28 joints |
| ESR | Erythrocyte Sedimentation Rate |
| IIF | Indirect Immunofluorescence |
| IL-6 | Interleukin-6 |
| JAK | Janus Kinase |
| RF | Rheumatoid Factor |
| RA | Rheumatoid Arthritis |