|
Image features
|
Thecoma
|
Fibrothecoma
|
Total
|
Malignant pelvic solid mass
|
|---|
|
Shape
| | | | |
|
Round/oval
|
83.3 %(5/6)a
|
70.0 %(21/30)
|
72.2 %(26/36)
|
17.5 %(7/40)
|
|
Lobulated
|
16.7 %(1/6)
|
26.7 %(8/30)
|
25.0 %(9/36)
|
7.5 %(3/40)
|
|
Irregular
|
0
|
3.3 %(1/30)
|
2.8 %(1/36)
|
75.0 %(30/40)
|
|
Signal intensity
| | | |
|
T1WI
| | | | |
|
Iso-
|
100 %(6/6)
|
100 %(30/30)
|
100 % (36/36)
|
100 %(40/40)
|
|
T2WI
| | | | |
|
Hypo-
|
16.7 %(1/6)
|
60.0 %(18/30)
|
52.8 %(19/36)
|
0
|
|
Iso-
|
50.0 %(3/6)
|
20.0 %(6/30)
|
25.0 %(9/36)
|
0
|
|
Hyper-
|
33.3 %(2/6)
|
0
|
5.6 %(2/36)
|
100 %(40/40)
|
|
Mixed
|
0
|
20.0 %(6/30)
|
16.7 %(6/36)
|
0
|
|
Enhancement degree
| | | |
|
Minor
|
0
|
70.0 %(21/30)
|
58.3 %(21/36)
|
10.0 %(4/40)
|
|
Mild
|
66.7 %(4/6)
|
30.0 %(9/30)
|
36.1 %(13/36)
|
50.0 %(20/40)
|
|
Marked
|
33.3 %(2/6)
|
0
|
5.6 %(2/36)
|
35.0 %(14/40)
|
|
Severe
|
0
|
0
|
0
|
5.0 %(2/40)
|
|
DWI signal
| | | | |
|
Grade 1
|
0
|
65.5 % (19/29)
|
54.3 %(19/35)
|
2.5 %(1/40)
|
|
Grade 2
|
33.3 %(2/6)
|
27.6 %(8/29)
|
28.6 %(10/35)
|
10.0 %(4/40)
|
|
Grade 3
|
66.7 %(4/6)
|
6.9 %(2/29)
|
17.1 %(6/35)
|
87.5 %(35/40)
|
|
Pelvic fluid
| | | | |
|
None
|
0
|
17.9 %(5/28)
|
14.7 %(5/34)
|
12.5 %(5/40)
|
|
Present
|
100 %(6/6)
|
82.1 %(23/28)
|
85.3 %(29/34)
|
87.5 %(35/40)
|
|
Minor
|
50.0 %(3/6)
|
46.4 %(13/28)
|
47.1 %(16/34)
|
15.0 %(6/40)
|
|
Small
|
33.3 %(2/6)
|
25.0 %(7/28)
|
26.5 %(9/34)
|
15.0 %(6/40)
|
|
Large
|
16.7 %(1/6)
|
10.7 %(3/28)
|
11.8 %(4/34)
|
57.5 %(23/40)
|
|
Border
| | | | |
|
Clear
|
100 %(6/6)
|
100 %(30/30)
|
100 %(36/36)
|
27.5 %(11/40)
|
|
Not clear
|
0
|
0
|
0
|
72.5 %(29/40)
|
|
Capsule
| | | | |
|
Present
|
100 %(6/6)
|
96.7 %(29/30)
|
97.2 %(35/36)
|
52.5 %(21/40)
|
|
Absent
|
0
|
3.3 %(1/30)
|
2.8 %(1/36)
|
47.5 %(19/40)
|
-
T1WI T1 weighted imaging, T2WI T2 weighted imaging, DWI diffusion-weighted imaging, hypo hypointensity, iso isointensity, hyper hyperintensity
-
a Percentage
