plasmablastic lymphomas with light chain restriction - plasmablastic extramedullary plasmacytomas? | it is diagnostically difficult to differentiate plasmablastic lymphomas (pbls) from plasma cell neoplasms with plasmablastic differentiation. plasmablastic lymphomas are currently classified as 'pbl of the oral mucosa' and 'pbl with plasmacytic differentiation'. | 2010 | 20537055 |