Table 3: Pathological characteristics of hepatic RLH of all cases including the reported.

Histological, immunohistochemical, and molecular findings Cases LIPTANL 22 Germinal center CD20/L26 (+) 26 Germinal center LCA (+) 6 Interfollicular area and surrounding germinal centers CD45RO/UCHL1 (+) 15 Area surrounding germinal centers CD3 (+) 11 Ductal structures at the periphery of the nodule CK7 (+) 5 Polyclonal in κ and λ light chain staining 26 Massive infiltration of heterogeneous mature lymphoid cells with no nuclear atypia, forming follicles and germinal centers 41

LIPTANL: lymphocytic infiltration in the portal tracts around the nodular lesion; NA: not available; L26 = CD20; UCHL1 = CD45RO.