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Images of US and CE US for case 2. This nodule in case 2 was diagnosed as CHC histopathologically, assigned to LR-5 by CE US LI-RADS with arterial phase hyperenhancement and portal venous phase mild, late washout (time of washout > 60 s), while diagnosed as CHC by U model (U-score = -0.236338237). a Image of nodule on US. b–d Images of nodule in arterial, portal venous and late phase on CE US
