Table 1 Sonographic characteristics between patients with DSVPTC and cPTC
DSVPTC (%) (n = 10) | cPTC (%) (n = 168) | P-value | |
|---|---|---|---|
Thyroid enlargement | 2 (20.0) | 2 (1.2) | 0.016 |
Underlying echogenicity | 0.004 | ||
Homogeneous | 2 (20.0) | 113 (67.3) | |
Heterogeneous | 8 (80.0) | 55 (32.7) | |
Underlying flow signals | < 0.001 | ||
Normal | 4 (40.0) | 155 (92.3) | |
Rich | 6 (60.0) | 13 (7.7) | |
“Snowstorm” pattern | 6 (60.0) | 4 (2.4) | < 0.001 |
Nodules | < 0.001 | ||
With nodules | 6 (60.0) | 166 (98.8) | |
Without nodules | 4 (40.0) | 2 (1.2) | |
Suspicious metastatic lymph node | 8 (80.0) | 51 (30.4) | 0.003 |