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Brain parenchymal infection in bone marrow transplantation patients : CT and MR findings
Journal article   Open access   Peer reviewed

Brain parenchymal infection in bone marrow transplantation patients : CT and MR findings

William T C Yuh, Hoang D Nguyen, Feng Gao, E. Turgut Tali, D. J FISHER, Nina A Mayr, Donald P Mueller, Yutaka Sato, Michael E Trigg and Roger Gingrich
American journal of roentgenology (1976), Vol.162(2), pp.425-430
1994
DOI: 10.2214/ajr.162.2.8310939
PMID: 8310939
url
https://doi.org/10.2214/ajr.162.2.8310939View
Published (Version of record) Open Access

Abstract

The purpose of this study was to assess the MR and CT appearance of brain infection after bone marrow transplantation and to correlate the appearances with laboratory and pathologic findings. We retrospectively reviewed the records of seven bone marrow transplant recipients with radiologic evidence of brain infection. Forty-one lesions were detected in seven patients with proved infectious foci outside the brain before brain infection was suspected clinically. Six patients had low total WBC or lymphocyte counts and one patient had normal total WBC and lymphocyte counts. Most lesions in patients with low total WBC or lymphocyte counts showed no appreciable edema or contrast enhancement. However, all lesions detected in the patient with normal total WBC and lymphocyte counts showed marked vasogenic edema and ring enhancement. Brain infection in bone marrow transplant recipients during immunosuppression exhibited MR characteristics different from those typically seen in immunocompetent patients. This appearance may be related to a diminished immunologic/inflammatory response.
Biological and medical sciences Medical sciences Anesthesia. Intensive care medicine. Transfusions. Cell therapy and gene therapy Bone marrow, stem cells transplantation. Graft versus host reaction Transfusions. Complications. Transfusion reactions. Cell and gene therapy

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