Fortuitously discovered liver lesions

Table 1 Typical criteria of hemangioma

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].