Table 2.
18F-FDG-PET/CT characteristics in 35 AOSD patients.
| Abnormal PET/CT | 33/35 (94.3%) | |||
|---|---|---|---|---|
| Abnormal 18F-FDG Uptake Site | Number (%) | SUV Available | SUVmax, Mean ± SD |
SUVmax, Range |
| Bone marrow | 26/35 (74.3) | 9 | 6.3 ± 1.9 | 3.9–9.0 |
| Spleen | 17/35 (48.6) | 13 | 4.2 ± 1.5 | 2.6–7.0 |
| Lymph node | ||||
| All sites | 26/35 (74.3) | 24 | 7.7 ± 3.9 | 3.3–18.9 |
| Supradiaphragmatic | 25/35 (71.4) | 23 | 7.0 ± 3.7 | 2.7–16.3 |
| Cervical | 16/35 (45.7) | 12 | 7.4 ± 3.3 | 2.8–13.5 |
| Axillary | 15/35 (42.9) | 13 | 6.8 ± 4.5 | 1.6–16.3 |
| Mediastinal | 23/35 (65.7) | 19 | 5.7 ± 2.2 | 2.6–10.7 |
| Infradiaphragmatic | 17/35 (48.6) | 15 | 7.0 ± 4.4 | 2.8–18.9 |
| Abdominal and pelvic | 16/35 (45.7) | 14 | 6.6 ± 4.0 | 2.8–18.9 |
| Inguinal | 7/35 (20.0) | 4 | 6.7 ± 5.2 | 2.4–14.0 |
| Other areas | ||||
| Joint | 3/35 (8.6) | 2 | 6.5 ± 4.7 | 3.1–9.8 |
| Lung | 4/35 (11.4) | 1 | 4.5 | |
| Muscle | 2/35 (5.7) | 1 | 3.0 | |
Reported in one case only: pleura, pericardium, thyroid cartilage, tonsils, stomach, and colon.