title: Extra-lymph-node reticulum-cell sarcoma.
mesh_terms: D001859:Bone Neoplasms / Q000473:pathology; D005770:Gastrointestinal Neoplasms / Q000473:pathology; D006258:Head and Neck Neoplasms / Q000473:pathology; D006801:Humans; D008223:Lymphoma / Q000473:pathology; D008228:Lymphoma, Non-Hodgkin / Q000209:etiology / Q000473:pathology*; D008297:Male; D009362:Neoplasm Metastasis / Q000473:pathology; D009372:Neoplasms, Connective Tissue / Q000473:pathology; D012878:Skin Neoplasms / Q000473:pathology; D012888:Skull Neoplasms / Q000473:pathology; D013736:Testicular Neoplasms / Q000473:pathology; D013964:Thyroid Neoplasms / Q000473:pathology