Table 3 Diagnostic results of cervical LNM by US, CECT and US combined with CECT.
From: Clinical features and imaging examination assessment of cervical lymph nodes for thyroid carcinoma
Cervical compartment(s) | Â | Â | Pathological diagnosis | Sensitivity | Specificity | PPV | NPV | Accuracy | |
|---|---|---|---|---|---|---|---|---|---|
metastasis | No metastasis | ||||||||
The entire (n = 3026) | US | + | 610 | 142 | 49.8% | 92.1% | 81.1% | 72.9% | 75.0% |
- | 616 | 1658 | Â | Â | Â | Â | Â | ||
CECT | + | 455 | 93 | 37.1% | 94.8% | 83.0% | 68.9% | 71.4% | |
- | 771 | 1707 | Â | Â | Â | Â | Â | ||
US combined with CECT | + | 692 | 176 | 56.4% | 90.2% | 79.7% | 75.3% | 76.5% | |
- | 534 | 1624 | Â | Â | Â | Â | Â | ||
The central (n = 3026) | US | + | 378 | 105 | 32.3% | 94.3% | 78.3% | 68.8% | 70.3% |
- | 793 | 1750 | Â | Â | Â | Â | Â | ||
CECT | + | 340 | 77 | 29.0% | 95.8% | 81.5% | 68.1% | 70.0% | |
- | 831 | 1778 | Â | Â | Â | Â | Â | ||
US combined with CECT | + | 508 | 139 | 43.4% | 92.5% | 78.5% | 72.1% | 73.5% | |
- | 663 | 1716 | Â | Â | Â | Â | Â | ||
The lateral (n = 3026) | US | + | 362 | 123 | 93.1% | 95.3% | 74.6% | 98.9% | 95.0% |
- | 27 | 2514 | Â | Â | Â | Â | Â | ||
CECT | + | 225 | 58 | 57.8% | 97.8% | 79.5% | 94.0% | 92.7% | |
- | 164 | 2579 | Â | Â | Â | Â | Â | ||
US combined with CECT | + | 371 | 143 | 95.4% | 94.6% | 72.2% | 99.3% | 94.7% | |
- | 18 | 2494 | Â | Â | Â | Â | Â | ||