Refractory Gray-Zone Lymphoma

**Semantic type:** Neoplastic Process

**Definition:** A gray-zone lymphoma that is resistant to treatment.

**Synonyms:** - Refractory B-Cell Lymphoma, Unclassifiable, with Features Intermediate between Diffuse Large B-Cell Lymphoma and Classic Hodgkin Lymphoma - Refractory B-Cell Lymphoma, Unclassifiable, with Features Intermediate between Diffuse Large B-Cell Lymphoma and Classical Hodgkin Lymphoma - Refractory B-Cell Lymphoma, Unclassifiable, with Features Intermediate between Diffuse Large B-Cell Lymphoma and Classical Hodgkin Lymphoma - Refractory Gray Zone Lymphoma