title: Bilateral acute orbital compartment syndrome secondary to Richter syndrome: the 'tulip' sign.
authors.affiliation: Oxford Eye Hospital, John Radcliffe Hospital, Headington, Oxford, UK.
authors.forename: Christopher M
authors.initials: CM
authors.lastname: Stewart
authors.affiliation: Department of Neuropathology, John Radcliffe Hospital, Headington, Oxford, UK.
authors.forename: Brendan
authors.initials: B
authors.lastname: McDonald
authors.affiliation: Department of Haematology, Churchill Hospital, Headington, Oxford, UK.
authors.forename: Ruth
authors.initials: R
authors.lastname: Clifford
authors.affiliation: Oxford Eye Hospital, John Radcliffe Hospital, Headington, Oxford, UK.
authors.forename: Jonathan H
authors.initials: JH
authors.lastname: Norris
mesh_terms: D000368:Aged; D000970:Antineoplastic Agents / Q000627:therapeutic use; D002471:Cell Transformation, Neoplastic / Q000473:pathology*; D003161:Compartment Syndromes / Q000000981:diagnostic imaging* / Q000188:drug therapy / Q000209:etiology; D006801:Humans; D015451:Leukemia, Lymphocytic, Chronic, B-Cell / Q000150:complications / Q000000981:diagnostic imaging* / Q000188:drug therapy; D016403:Lymphoma, Large B-Cell, Diffuse / Q000150:complications / Q000000981:diagnostic imaging* / Q000188:drug therapy; D008297:Male; D009916:Orbital Diseases / Q000000981:diagnostic imaging* / Q000188:drug therapy / Q000209:etiology; D000069283:Rituximab / Q000627:therapeutic use; D014057:Tomography, X-Ray Computed
chemical_list: D000970:Antineoplastic Agents; D000069283:Rituximab