Case no. Sex/age (years) Tissue sampled Staging bone marrow Stage of disease Therapy Present clinical status 1 M/25 Right neck lymph node Negative Ⅰ CHOP and left neck XRT Alive at 16 months after diagnosis 2 M/32 Left neck lymph node Negative Ⅲ CHOP died at 8 months after diagnosis CHOP, cyclophosphamide, doxorubicin, vincristine, prednisone; XRT, radiation therapy.

Table 1: Clinical features of the two patients with ALK+ LBCL.