title: [A case of Richter's syndrome].
abstract: The paper provides a morphological and immunohistochemical account of diffuse large B-cell lymphoma developing in a patient with chronic lympholeukemia--Richter's syndrome. There is a mismatch between the histological and cytological structure of a tumor in the bone marrow and lymph node.
authors.forename: M S
authors.initials: MS
authors.lastname: Mukhina
authors.forename: S L
authors.initials: SL
authors.lastname: Vorob'ev
mesh_terms: D019046:Bone Marrow Neoplasms / Q000473:pathology* / Q000556:secondary; D005260:Female; D006801:Humans; D008198:Lymph Nodes / Q000473:pathology; D008207:Lymphatic Metastasis; D016403:Lymphoma, Large B-Cell, Diffuse / Q000473:pathology*; D008875:Middle Aged; D016609:Neoplasms, Second Primary / Q000473:pathology*; D054198:Precursor Cell Lymphoblastic Leukemia-Lymphoma / Q000473:pathology*; D013577:Syndrome