title: [A case of a 90-year-old woman with B-cell lymphoma presenting with pleural effusion and hemorrhagic pericardial effusion].
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D001402:B-Lymphocytes; D005260:Female; D006338:Heart Neoplasms / Q000473:pathology / Q000556:secondary*; D006801:Humans; D008223:Lymphoma / Q000473:pathology*; D010490:Pericardial Effusion / Q000473:pathology*; D010996:Pleural Effusion / Q000473:pathology*