|
MCP 2
|
MCP 3
|
MCP 4
|
MCP 5
|
Total
|
---|
|
Proximal
|
Distal
|
Proximal
|
Distal
|
Proximal
|
Distal
|
Proximal
|
Distal
| |
---|
Quadrants with CT erosions
|
12
|
11
|
13
|
3
|
8
|
5
|
7
|
4
|
63
|
Quadrants with MRI erosions
|
12
|
6
|
16
|
0
|
7
|
2
|
7
|
1
|
51
|
Quadrants with US erosions
|
18
|
5
|
4
|
1
|
2
|
0
|
8
|
2
|
40
|
MRI sensitivity
|
75%
|
55%
|
85%
|
0%
|
88%
|
40%
|
71%
|
25%
|
65%
|
MRI specificity
|
87%
|
100%
|
83%
|
100%
|
100%
|
100%
|
94%
|
100%
|
96%
|
MRI accuracy
|
83%
|
86%
|
83%
|
93%
|
98%
|
93%
|
90%
|
93%
|
90%
|
US sensitivity
|
92%
|
0%
|
8%
|
0%
|
25%
|
0%
|
57%
|
25%
|
30%
|
US specificity
|
70%
|
79%
|
90%
|
97%
|
100%
|
100%
|
88%
|
97%
|
92%
|
US accuracy
|
77%
|
54%
|
64%
|
90%
|
85%
|
88%
|
83%
|
90%
|
80%
|
- 320 MCP joint quadrants were evaluated. CT, computed tomography; MCP, metacarpophalangeal joint; MRI, magnetic resonance imaging; US, ultrasonography.