bectumomab bectumomab bectumomab (marketed under the trade name lymphoscan) is a mouse monoclonal antibody labelled with the radioactive isotope technetium-99m. it is used to detect non-hodgkin's lymphoma. bectumomabmonoclonal antibodytypefab' fragmentsourcemousetargetcd22clinical datatrade nameslymphoscanatc codenoneidentifierscas number158318-63-9 nchemspidernone ny (what is this?) (verify)