title: [3 cases of reticuloendothelial diseases with diagnostic difficulty].
mesh_terms: D000293:Adolescent; D001344:Autopsy; D003586:Cytomegalovirus Infections / Q000175:diagnosis / Q000473:pathology; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008206:Lymphatic Diseases / Q000175:diagnosis* / Q000473:pathology; D016403:Lymphoma, Large B-Cell, Diffuse / Q000175:diagnosis / Q000473:pathology; D008297:Male; D008875:Middle Aged; D013154:Spleen / Q000473:pathology