| Abbreviations | Meaning |
 | BASE | B27-arthritis-sacroiliitis-extra-articular Features (syndrome) |
 | EFFO | European Foundation For Osteoporosis And Bone Disease |
 | DOG | Deoxyglucose; Derivative Of Gaussian [function]; Difference Of Gaussians; Distraction Osteogenesis |
 | ABCDES | Alignment, Bone Mineralization, Calcifications, Distribution Of Joints, Erosions, Soft Tissue And Nails [x-ray Features In Arthritis] |
 | IMO | Idiopathic Multicentric Osteolysis |
 | PSR | Poststreptococcal Reactive Arthritis |
 | FBM | Felbamate; Fetal Breathing Movements; Fractional Or Fractal Brownian Motion; Fresh Bone Marrow |
 | VRO | Vertical Ramus Osteotomy |
 | CWHTO | Closing Wedge High Tibial Osteotomy |
 | RAO | Right Anterior Oblique; Right Anterior Occipital; Rotational Acetabular Osteotomy |
 | FHD | Familial Histiocytic Dermatoarthritis; Family History Of Diabetes; Femoral Head Diameter |
 | ARD | Arthritis And Rheumatic Diseases |
 | OS-CS | Osteopathia Striata-cranial Sclerosis [syndrome] |
 | GOH | Gemderma Osteodysplastica Hereditaria |
 | AHO | Albright Hereditary Osteodystrophy |