Brief Article
Copyright ©2013 Baishideng Publishing Group Co.
World J Radiol. Aug 28, 2013; 5(8): 313-320
Published online Aug 28, 2013. doi: 10.4329/wjr.v5.i8.313
Table 1 Clinical and radiological features of Warthin’s tumors, pleomorphic adenomas, basal cell adenoma and malignant tumors n (%)
FeaturesWar-TPABCAKDPCa
No. of patients2515536
Age(yr)(mean ± SD)59.9 ± 12.641.3 ± 11.458.4 ± 18.248 ± 15.851.3 ± 17.1
Sex ratio (male: female)7.3:11:1.51:42:14:1
Smoking (yes: no)4:11.5:10.7:12:12:1
Single: multiple lesions1.5:16.5:15:00:36:0
Side (right: left: bilateral )4:11:104:11:02:3:02:1:02:4:0
Location(superficial-lobe (posterior-inferior portion): deep-lobe: both)18 (17):0:76 (2):3:63 (2):0:20:0:32 (0):0:4
Size (cm) (mean ± SD)2.2 ± 0.912.1 ± 0.731.7 ± 0.381.7 ± 0.591.6 ± 0.32
Margin(clear: unclear)5.3:11:44:13:01:1
Density (homogenous: heterogeneous)1:3.20:150:53:01:1
Vessel facing sign21 (84 )2 (13.3)1 (20)0 (0)0 (0)
Enlarged lymph nodes19 (76)2 (13.3)1 (20)3 (100)2 (33.3)
Unenhanced-attenuation (HU)49.0 ± 10.339.5 ± 7.535.7 ± 0.938.0 ± 3.039.8 ± 6.2