Table 1.
B-mode criteria |
Less than 3 cm in diameter |
Echo-rich structure |
Homogeneous interior |
Round or slightly oval shape |
Smooth outline |
Absence of any halo sign |
Possible detection of feeding and draining vessel |
Absence of any signs of invasive growth |
Dorsal through-enhancement |
Reproduced with permission from Dietrich et al[65].