title: Extramedullary manifestations of chronic lymphocytic leukaemia are not unusual.
authors.affiliation: Department I of Internal Medicine and Center of Integrated Oncology Cologne-Bonn, University of Cologne, Cologne, Germany. Electronic address: paula.cramer@uk-koeln.de.
authors.forename: Paula
authors.initials: P
authors.lastname: Cramer
authors.affiliation: Department I of Internal Medicine and Center of Integrated Oncology Cologne-Bonn, University of Cologne, Cologne, Germany.
authors.forename: Jasmin
authors.initials: J
authors.lastname: Bahlo
authors.affiliation: Department I of Internal Medicine and Center of Integrated Oncology Cologne-Bonn, University of Cologne, Cologne, Germany.
authors.forename: Barbara
authors.initials: B
authors.lastname: Eichhorst
authors.affiliation: Department I of Internal Medicine and Center of Integrated Oncology Cologne-Bonn, University of Cologne, Cologne, Germany.
authors.forename: Kirsten
authors.initials: K
authors.lastname: Fischer
authors.affiliation: Department I of Internal Medicine and Center of Integrated Oncology Cologne-Bonn, University of Cologne, Cologne, Germany.
authors.forename: Michael
authors.initials: M
authors.lastname: Hallek
mesh_terms: D041981:Gastrointestinal Tract / Q000473:pathology / Q000503:physiopathology*; D006801:Humans; D015451:Leukemia, Lymphocytic, Chronic, B-Cell / Q000473:pathology / Q000503:physiopathology*; D016032:Randomized Controlled Trials as Topic; D012137:Respiratory System / Q000473:pathology / Q000503:physiopathology*