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Sonographic features of various thyroid lesions
| Sonographic features | Benign | Malignant papillary CA | Total | ||
|---|---|---|---|---|---|
| Goiter | Thyroiditis | Follicular adenoma | |||
| Hyperechoic | 2 | - | - | 1 | 3 |
| Hypoechoic | 5 | 2 | 3 | 4 | 14 |
| Mixed echoic | 8 | - | - | - | 8 |
| Single nodule | 1 | - | 3 | 1 | 5 |
| Multiple nodules | 14 | 2 | - | 4 | 20 |
| Perilesional halo | 7 | - | - | - | 7 |
| Calcification | 2 | - | - | 3 | 5 |
| Solid | 7 | 2 | 3 | 5 | 17 |
| Solid and cystic | 8 | - | - | - | 8 |
| Well defined | 10 | 1 | 1 | 1 | 13 |
| Ill defined | 5 | 1 | 2 | 4 | 12 |
