Research Article
Performance of Ultrasound in the Clinical Evaluation of Gout and Hyperuricemia
(a) Clinical course and the MSU deposition in gout patients |
| | Course (years) | | <1 | 1-5 | 5-10 | 10-15 | >15 |
| | Patients | 35 | 70 | 50 | 28 | 19 | | Total detected joints | 159 | 380 | 283 | 150 | 110 | | Positive joints | 13.84% (22/159) | 20.79% (79/380) | 39.93% (113/283) | 48.00% (72/150) | 65.45% (72/110) | | DCS | 6.29% (10/159) | 12.89% (49/380) | 23.32% (66/283) | 33.33% (50/150) | 48.18% (53/110) | | HAG | 5.03% (8/159) | 4.74% (18/380) | 8.48% (24/283) | 4.67% (7/150) | 6.36% (7/110) | | Tophi | 5.03% (8/159) | 6.05% (23/380) | 14.49% (41/283) | 27.33% (41/150) | 40.00% (44/110) | | Synovial lesion | 12.58% (20/159) | 15.26% (58/380) | 19.08% (54/283) | 22.67% (34/150) | 23.64% (26/110) | | Bone erosion | 0 | 2.11% (8/380) | 6.36% (18/283) | 18% (27/150) | 26.36% (29/110) |
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(b) US assessment in patients at first acute attack |
| | Attacked joints [28]. | MSU crystal deposition | | Total | US signs |
| | MTP1 [13] | 8 | 3 DCS; 3 HAG; 2 tophi; 1 DCS + tophi | | Ankle [6] | 2 | 1 DCS; 1 HAG | | Knee [1] | 0 | 0 | | Acrotarsium [2] | 1 | 1 HAG | | Hand joints [2] | 0 | 0 |
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