Table II. Differences of clinicopathological characteristics between patients with methotrexate (MTX)-associated classical Hodgkin lymphoma (CHL) and sporadic CHL.

EBER: Epstein-Bar virus-encoded small RNA; WBC: white blood count; ALC: absolute lymphocyte count; sIL2R: soluble interleukin-2 receptor LDH: lactate dehydrogenase; CRP: C-reactive protein; GHSG: German Hodgkin Study Group; IPS: International Prognostic Score; CR: complete remission.