Location | Effusion | Synovial hypertrophy |
---|---|---|
Chopart /midtarsal joint | 9/47 (19%) | 11/47 (23%) (color Doppler hyperemia: |
First metatarsophalangeal joint (MTP1) | 23/47 (49%) | 23 /47 (49%) (color Doppler hyperemia: |
Metatarsophalangeal joints 2–5 (MTP2–5) | 8/47 (17%) | 10/47 (21%) (color Doppler hyperemia: |
Interphalangeal joint of the big toe (aIP) | 11/47 (23%) | 8/47 (17%) (no color Doppler hyperemia) |
Proximal interphalangeal joints (aPiP) | 4/47 (8.5%) | 4/47 (8.5%) (no color Doppler hyperemia) |
Tibiotalar joint | 16/47 (34%) | 11 /47 (23%) (color Doppler hyperemia: |
Sequence | Plane | TR (ms) | TE (ms) | ST (mm) | Gap (mm) | FOV (mm) | Matrix (mm) |
---|---|---|---|---|---|---|---|
Localizer | All planes | 6.9 | 2.99 | 3 | 6 | 300 | 205 × 256 |
T1w | Cor | 615 | 11 | 3 | 0.9 | 150 × 150 | 240 × 320 |
T1w FS | Cor | 654 | 11 | 3 | 0.9 | 150 × 150 | 192 × 256 |
T2w TIRM | Cor | 4690 | 35 | 3 | 0.9 | 150 × 150 | 256 × 256 |
T2w TIRM | Tra | 4430 | 30 | 3 | 0.6 | 290 × 290 | 154 × 320 |
PDw FS | Tra | 2800 | 30 | 3 | 0.6 | 280 × 280 | 224 × 448 |
PDw | Tra | 2800 | 30 | 3 | 0.6 | 280 × 280 | 224 × 448 |
T2w | Tra | 3900 | 83 | 3 | 0.6 | 280 × 280 | 304 × 512 |
T1w FS | Tra | 590 | 11 | 3 | 0.6 | 280 × 280 | 199 × 384 |
PDw | Sag | 2370 | 30 | 3 | 0.6 | 280 × 280 | 224 × 448 |
PDw FS | Sag | 3210 | 30 | 3 | 0.6 | 280 × 280 | 214 × 384 |
T1w FS | Sag | 654 | 10 | 3 | 0.6 | 280 × 280 | 126 × 256 |
Location | Pathology | Number |
---|---|---|
Subtalar joint | effusion | 10/22 (45%) |
alP | effusion | 1/22 (4.5%) |
Second metatarsophalangeal joint (aMTP2) | effusion | 1/22 (4.5%) |
Chopart /midtarsal joint | effusion | 3/22 (14%) |
Talus | BME | 9/22 (41%) |
Calcaneus | BME | 10/22 (45%) |
Navicular | BME | 9/22 (41%) |
Cuboid | BME | 9/22 (41%) |
Cuneiform intermediate | BME | 6/22 (27%) |
Cuneiform lateral | BME | 7/22 (32%) |
Cuneiform medial | BME | 6/22 (27%) |
1. Metatarsal bone | BME | 3/22 (14%) |
2. Metatarsal bone | BME | 1/22 (4.5%) |
3. Metatarsal bone | BME | 1/22(4.5%) |
4. Metatarsal bone | BME | 2/22 (9%) |
5. Metatarsal bone | BME | 3/22 (14%) |
enthesitis | 1/22 (4.5%) | |
tenosynovitis FHL | 1/22 (4.5%) | |
sclerotization | 1/22 (4.5%) | |
Kager’s fat pad | 1/22 (4.5%) | |
bursitis, myositis, cyst, erosions, chondromalacia, JSN, ankylosis, osteophytes, developmental disorders | 0/22 | |
Tibiotalar joint | effusion | 14/22 (67%) |