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Special vascular characteristic of SMI
| Vascular pattern | Metastatic LN | Reactive LN | P value |
|---|---|---|---|
| Focal abundance or misty flow | 0 | ||
| Present | 29 (28.2%) | 3 (3.8%) | |
| Absent | 74 (71.8%) | 77 (96.2%) | |
| Ring-shaped flow | 0 | ||
| Present | 20 (19.4%) | 2 (2.5%) | |
| Absent | 83 (80.6%) | 78 (97.5%) |
SMI superb microvascular imaging, LN lymph node
