Nucl Med Mol Imaging.
2007 Aug;41(4):339-341.
Brain Abscess Uptake at Tl-201 Brain SPECT
- Affiliations
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- 1Department of Radiology, College of Medicine, The Catholic University of Korea, Seoul, Korea. nm@catholic.ac.kr
- 2Department of Hospital Pathology, College of Medicine, The Catholic University of Korea, Seoul, Korea.
Abstract
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A 22-year-old woman with a history of acute lymphoblastic leukemia was hospitalized for headache and vomiting. CT scan showed a well-defined, ring like enhancing mass in the left frontal lobe with surrounding edema and midline shift. Magnetic resonance imaging demonstrated a round homogeneous mass with a ring of enhancement in the left frontal lobe. Tl-201 brain SPECT showed increased focal uptake coinciding with the CT and MRI abnormality. Aspiration of the lesion performed through a burr hole yielded many neutrophils, a few lymphocytes and histiocytes with some strands of filamentous microorganism-like material. Modified AFB stained negative for norcardia. Gram stain showed a few white blood cells and no microorganism. Antibiotics were started and produced a good clinical response. After one month, CT scan showed markedly reduction in size and extent was observed.