Elementary lesions in foot osteoarthritis: final results of the Delphi survey
| Elementary lesions in foot osteoarthritis | Agreement (%) |
| Midfoot joints must be assessed separately for structural and inflammatory abnormalities in foot OA | 84.2 |
| I MTP joint must be assessed separately for structural and inflammatory abnormalities in foot OA | 100.0 |
| Joint inflammation and structural changes must be assessed separately in foot OA | 94.7 |
| Joint synovial hypertrophy (with or without Doppler signal) should always be assessed in foot OA | 100.0 |
| Joint effusion should always be assessed in foot OA | 89.5 |
| Synovial hypertrophy can be scored semiquantitatively from 0 to 3 (ie, 0=no; 1=mild; 2=moderate; 3=severe) | 84.2 |
| Doppler can be scored semiquantitatively from 0 to 3 (ie, 0=no; 1=mild; 2=moderate; 3=severe) | 89.5 |
| Synovial hypertrophy can also be scored dichotomously (ie, 0=absent; 1=present) | 78.9 |
| Osteophytes should always be assessed for joint structural changes in foot OA | 100.0 |
| Cartilage damage of the first metatarsal head should always be assessed for joint structural changes in foot OA | 78.9 |
| II to V MTP joints must be assessed separately for structural and inflammatory abnormalities in foot OA | 94.7 |
MTP, metatarsophalangeal; OA, osteoarthritis.