|
Qualitative Imaging Findings on CT
|
(n = 12)
|
(n = 29)
| |
|
Predominant growth pattern
|
|
Permeative
|
6 (50)a
|
3 (10)
| |
|
Destructive
|
4 (33)
|
24 (83)aa
| |
|
Expansile
|
2 (17)
|
2 (7)
| |
|
Remaining sinus wall within the tumor
|
11 (92)a
|
10 (34)
|
0.001
|
|
Intratumoral necrosis
|
2 (17)
|
25 (86)aa
|
< 0.001
|
|
Cervical lymphadenopathy
|
4 (33)
|
4 (14)
|
0.158
|
|
Tumor extension
|
|
Nasal cavity
|
9 (75)
|
22 (76)
|
0.622
|
|
Orbit
|
6 (50)
|
19 (66)
|
0.281
|
|
Subcutaneous tissue
|
9 (75)
|
17 (59)
|
0.266
|
|
Retroantral fat pad
|
10 (83)
|
24 (83)
|
0.672
|
|
Pterygoid process
|
2 (17)
|
10 (34)
|
0.226
|
|
Perineural spread
|
1 (8)
|
6 (21)
|
0.323
|
|
Intracranial
|
1 (8)
|
3 (10)
|
0.668
|
|
Quantitative Measurements on MRI
|
(n = 4)
|
(n = 17)
| |
|
T1–weighted images
|
0.89 ± 0.09
|
0.96 ± 0.18
|
0.457
|
|
T2–weighted images
|
1.10 ± 0.21
|
1.07 ± 0.25
|
0.813
|
|
Diffusion-weighted images
|
1.64 ± 0.68
|
1.13 ± 0.31
|
0.227
|
|
ADC (×10−3 mm2/s)
|
0.61 ± 0.09aaa
|
0.95 ± 0.12
|
< 0.001
|
|
Quantitative Measurements on PET/CT
|
(n = 7)
|
(n = 15)
| |
|
SUVmax
|
20.8 ± 7.4
|
17.4 ± 5.4
|
0.517
|
