Acute demyelinating encephalomyelitis masquerading as a tumor

Autor: R Remya, J K Ann, Ani Sreedhar
Jazyk: angličtina
Rok vydání: 2017
Předmět:
Zdroj: Kerala Journal of Ophthalmology, Vol 29, Iss 2, Pp 139-141 (2017)
Druh dokumentu: article
ISSN: 0976-6677
DOI: 10.4103/kjo.kjo_70_17
Popis: A 34-year-old female presented with a history of acute onset severe bilateral defective vision for 2 weeks. Examination revealed visual acuity CFat1 m in the right eye and 6/60 in the left eye. Right eye had Grade 1 relative afferent pupillary defect. Magnetic resonance imaging (MRI) brain was done which showed well-defined T1-hypointense, T2 and FLAIR hyperintense lesion of approximately 1.8 cm × 1.6 cm × 1.7 cm size in the right frontal lobe cortex and underlying white matter with a thin rim of contrast enhancement with well-defined outer border and a cortex broken arc appearance. MR spectroscopy showed increase in choline peak within the enhancing walls of the lesion and no decrease in N-acetyl aspartate peak suggestive of demyelination. Diagnosis of acute demyelinating encephalomyelitis was made and with a course of large dose steroid vision improved dramatically.
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