Table 2 Results summary of 24 in vivo thyroid VA experiments

Appearance of nodules by B-mode

22/24

2/24

Appearance of B-mode US proven nodules in VA

20/22

2/22

Appearance of Calcifications on B-mode

2

4/6

Appearance of Calcifications in VA

6

0/6

Malignant PTC

Benign nodules

Histology of 20 VA detected nodules

2

18