From: Characteristics of incidentally found thyroid nodules in computed tomography: comparison with thyroid scintigraphy
Patient
Mean size on CT
Isoechogenic
Hypoechogenic
Hyperechogenic
HU N/P ratio median
CN
20 (40%)
24Ā mm
6
11
3
56āĀ±ā22
WN
23 (46%)
21Ā mm
12
10
1
87āĀ±ā20
HN
7 (14%)
22Ā mm
4
0
86āĀ±ā14