title: 'Lennert's lymphoma' terminating as malignant histiocytosis.
abstract: A case of the so-called 'Lennert's lymphoma' terminating as malignant histiocytosis is reported. Such a sequence of diagnoses is discussed as a possible progression of the initial 'Lennert's lymphoma' eventually under the influence of cytostatic treatment. A review of other known malignancies ending up in malignant histiocytosis is given.
mesh_terms: D006644:Histiocytes / Q000473:pathology; D006801:Humans; D008198:Lymph Nodes / Q000473:pathology; D008206:Lymphatic Diseases / Q000473:pathology*; D008214:Lymphocytes / Q000473:pathology; D008223:Lymphoma / Q000150:complications / Q000473:pathology*; D008297:Male; D008875:Middle Aged; D013577:Syndrome