Table 4.
EUS finding | Pathological diagnosis for vascular invasion |
|
---|---|---|
Positive, n (%) | Negative, n (%) | |
Type 1: Clear invasion (n=5) | 5 (100) | 0 (0) |
Type 2: Loss of extra-hyperechoic vessel layer (n=3) | 0 (0) | 3 (100) |
Type 3: Existence of extra-hyperechoic vessel layer (n=34) | 1 (3) | 33 (97) |
Type 4: Clear non-invasion (n=15) | 0 (0) | 15 (100) |
EUS, endoscopic ultrasonography.