title: Bilateral primary malignant lymphoma of the breast.
abstract: A rare case of bilateral primary malignant lymphoma of breast in a 76 year old woman is presented. The lesion was examined by electron microscopy and immunochemistry. The diagnosis of primary malignant lymphoma remains a diagnosis by exclusion and requires extensive work-up to exclude widespread malignant process. The behaviour of this malignancy tends to be an aggressive one and the prognosis is generally poor.
mesh_terms: D000368:Aged; D001943:Breast Neoplasms / Q000648:ultrastructure*; D005260:Female; D006801:Humans; D008223:Lymphoma / Q000648:ultrastructure*; D011379:Prognosis