Table 3 Dual-energy computed tomography (DECT) volume measurements of urate deposits and tophi expressed in cm3
DECT features | Total population | Patients with US tophi | Patients without US tophi |
|---|---|---|---|
(N = 64) | (N = 34) | (N = 30) | |
Volume of urate deposition of the knees | 7.3 ± 31.1 | 12.5 ± 40.6 | 0.4 ± 0.6 |
Volume of urate deposition of the feet | 5.6 ± 17.1 | 9.7 ± 22.4 | 0.7 ± 0.6 |
Volume of overall urate deposition | 13.6 ± 48.6 | 22.6 ± 62.5 | 1.1 ± 1.2 |
Volume of the index tophus | N/A | 1.3 ± 3.2 | N/A |
Volume of the largest urate deposit seen by DECT | 1.4 ± 5 | 2.6 ± 6.7 | 0.1 ± 0.1 |