Also known as: Primary Mediastinal Large B-Cell Lymphoma / Primary Mediastinal [Thymic] Large B-cell Lymphoma (PMBCL) / Primary mediastinal large B-cell lymphomas / Primary Mediastinal B Cell Lymphoma / Primary Mediastinal Large B Cell Lymphoma / Mediastinal Large B Cell Lymphoma / Primary Mediastinal B-Cell Lymphoma / Primary Mediastinal B-cell Lymphoma (PMBCL) / Primary Mediastinal (Thymic) Large B Cell Lymphoma (PMBCL) / Primary Mediastinal Large B-Cell Lymphoma (PMBCL) / Mediastinal Large B-cell Lymphoma / Primary Mediastinal (Thymic) Large B-cell Lymphoma / Non-GCB/ABC Diffuse Large B-Cell Lymphoma / Primary mediastinal (thymic) large B-cell lymphoma (disorder) / Mediastinal large B-cell lymphoma (morphologic abnormality) / Primary mediastinal large B-cell lymphoma NOS / Large B-cell lymphoma subtype primary mediastinal (Thymic) large B-cell lymphoma