| Gout | Controls | |
|---|---|---|
| Patients | 17 | 22 |
| Popliteus grooves assessed by US | 34 | 44 |
| Popliteus grooves “positive” for US findings indicative of MSU crystal deposits | 23 out of 34 (67.6%) | 10 of out 44 (22.7%) |
| Isolated shining dots | 9 out of 23 (39.1%) | 8 out of 10 (80%) |
| Aggregates | 8 out of 23 (34.8%) | 2 out of 10 (20%) |
| Tophi | 6 out of 23 (26.1%) | 0 (0%) |