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Multi-Parametric Quantitative MRI for Measuring Myelin Loss in Hyperglycemia-Induced Hemichorea
Investigative Magnetic Resonance Imaging ; : 148-156, 2019.
Artículo en Inglés | WPRIM | ID: wpr-764168
ABSTRACT
Hyperglycemia-induced hemichorea (HGHC) is a rare but characteristic hyperkinetic movement disorder involving limbs on one side of the body. In a 75-year-old woman with a left-sided HGHC, conventional brain MR imaging showed very subtle T1-hyperintensity and unique gadolinium enhancement in the basal ganglia contralateral to movements. Multi-parametric MRI was acquired using pulse sequence with quantification of relaxation times and proton density by multi-echo acquisition. Myelin map was reconstructed based on new tissue classification modeling. In this case report of multi-parametric MRI, quantitative measurement of myelin change related to HGHC in brain structures and its possible explanations are presented. This is the first study to demonstrate myelin loss related to hyperglycemic insult in multi-parametric quantitative MR imaging.
Asunto(s)

Texto completo: Disponible Índice: WPRIM (Pacífico Occidental) Asunto principal: Protones / Relajación / Ganglios Basales / Encéfalo / Imagen por Resonancia Magnética / Clasificación / Extremidades / Gadolinio / Hiperglucemia / Hipercinesia Tipo de estudio: Estudio pronóstico Límite: Anciano / Femenino / Humanos Idioma: Inglés Revista: Investigative Magnetic Resonance Imaging Año: 2019 Tipo del documento: Artículo

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Texto completo: Disponible Índice: WPRIM (Pacífico Occidental) Asunto principal: Protones / Relajación / Ganglios Basales / Encéfalo / Imagen por Resonancia Magnética / Clasificación / Extremidades / Gadolinio / Hiperglucemia / Hipercinesia Tipo de estudio: Estudio pronóstico Límite: Anciano / Femenino / Humanos Idioma: Inglés Revista: Investigative Magnetic Resonance Imaging Año: 2019 Tipo del documento: Artículo