Table 2.

Recently published b-HCAs with their typical characteristics defined by MRI. Note the low prevalence in the literature of MRI data, with inconsistent findings.

Authors	Year of publication	Number of β-catenin HCA	MRI findings
[Van Aalten et al. 2011a]	2012	7	Vaguely defined scar on T2W sequences (3 cases)
[Laumonier et al. 2008]	2008	5	Marked hyperintensity on T2W sequences and persistent delayed enhancement (3 cases) Isointensity on T2W sequences, with strong arterial enhancement and delayed washout (2 cases)
[Yoneda et al. 2012]	2012	1	Vaguely defined scar on T2W sequences

b-HCA, β-catenin positive HCA; HCA, hepatocellular adenoma; MRI, magnetic resonance imaging; T2W, T2-weighted.