Abstract
A case of subacute sclerosing panencephalitis in a 27-year-old man was serially evaluated with proton magnetic resonance spectroscopy. Metabolic abnormalities included decreased N-acetylaspartate and elevated choline and myo-inositol in a lesion visible on magnetic resonance imaging and in normal-appearing white matter. Lactate appeared increased within the lesion. Metabolic impairment was persistent after intrathecal interferon-alpha treatment. Spectroscopy pointing to ongoing inflammation, gliosis, and possible membrane turnover was more sensitive than imaging in detecting widespread pathology within the white matter.
MeSH terms
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Adult
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Aspartic Acid / analogs & derivatives
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Aspartic Acid / metabolism
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Choline / metabolism
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Electroconvulsive Therapy / methods
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Humans
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Immunologic Factors / therapeutic use
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Inositol / metabolism
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Interferon-alpha / therapeutic use
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Magnetic Resonance Imaging
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Magnetic Resonance Spectroscopy*
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Male
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Protons*
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Psychotic Disorders / diagnosis
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Psychotic Disorders / etiology
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Psychotic Disorders / therapy
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Subacute Sclerosing Panencephalitis / complications
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Subacute Sclerosing Panencephalitis / drug therapy
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Subacute Sclerosing Panencephalitis / metabolism*
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Subacute Sclerosing Panencephalitis / pathology*
Substances
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Immunologic Factors
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Interferon-alpha
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Protons
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Aspartic Acid
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Inositol
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N-acetylaspartate
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Choline