Early Unfavorable Non-Hodgkin Lymphoma

**Semantic type:** Neoplastic Process

**Definition:** A clinical stage I or II non-Hodgkin lymphoma with at least one of the following risk factors: large mediastinal mass, extranodal spread, elevated erythrocyte sedimentation rate, involvement of at least three lymph node areas, and B symptoms.

**Synonyms:** - Early Unfavorable Non-Hodgkin's Lymphoma