Inflammatory findings on MRI scans in 10 patients.
| Patient | Synovitis | Bone Erosion | Joint Effusion | Tenosynovitis | Bone Edema |
|---|---|---|---|---|---|
| 2† | + (M*) | + (M*, P) | + | + (F*) | + |
| 4 | + (M, P) | − | + | + (F) | + |
| 5† | + (C, DRUJ*) | + (C, US, distal ulnar) | + | + (F*) | + |
| 6 | + (M) | + (M) | + | − | + |
| 7† | + (M*, P, DRUJ) | + (M*, P, DRUJ) | + | + (F*, E*) | + |
| 8 | − | − | − | + (F, E) | − |
| 11 | + (M) | + (M) | − | + (F) | + |
| 13 | + (C, DRUJ) | + (C, DRUJ) | + | + (E) | + |
| 16† | + (C*) | − | + | − | + |
| 17† | − | + (M) | − | + (F*) | + |
↵† MRI of both hands or wrists performed.
↵* Symmetrical involvement, +: present, −: absent, M: metacarpophalangeal joint, P: proximal interphalangeal joint, C: carpal, US: ulnar styloid, DRUJ: distal radial ulnar joint, F: flexor, E: extensor. Patient 13 had scapholunate advanced collapse of the right wrist and developed rupture of the 3rd to 5th extensor tendons.