title: Lymphoma with large intracavitary metastasis to the heart. Report of a case.
abstract: A case if reported of a 2 1/2-year-old boy with an extensive filtration of the retroperitoneum, mediastinum, and almost every organ of the body with a very primitive type of tumor identified as a poorly-differentiated mixed histiocyticlymphocytic lymphoma. The right atrium was completely filled with a large intracavitary metastasis which caused obstruction of the venous return to the heart with subsequent death.
mesh_terms: D002675:Child, Preschool; D006338:Heart Neoplasms / Q000473:pathology*; D006801:Humans; D008223:Lymphoma / Q000473:pathology*; D016403:Lymphoma, Large B-Cell, Diffuse / Q000473:pathology*; D008297:Male; D009362:Neoplasm Metastasis