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[Surface anatomy scanning image by MRI in herpes simplex encephalitis].
T Maruyama1, S Katai, N Yanagisawa
1Department of Neurology, Rehabilitation Center Kakeyu Hospital.
Rinsho Shinkeigaku = Clinical Neurology
|June 1, 1992
Summary
Surface anatomy scanning (SAS) effectively visualized brain structures in a herpes simplex encephalitis patient. This technique clarified how damage to the left superior temporal gyrus caused Wernicke's aphasia.
Area of Science:
- Neuroimaging
- Neurology
- Medical Imaging Analysis
Background:
- Herpes simplex encephalitis can lead to significant neurological deficits, including aphasia and memory impairment.
- Surface anatomy scanning (SAS) is an emerging MRI-based technique for visualizing brain surface structures.
Observation:
- A 64-year-old male patient with Wernicke's aphasia and memory deficits post-herpes simplex encephalitis underwent SAS.
- SAS imaging enhanced sulci and gyri, clearly identifying affected brain regions.
- Low intensity areas were observed in the left temporal lobe, specifically the superior temporal gyrus.
Findings:
- The SAS images precisely correlated the lesion in the left superior temporal gyrus with the patient's Wernicke's aphasia.
- The study demonstrated the utility of SAS in analyzing cortical lesions.
Implications:
- SAS is a valuable tool for analyzing cortical lesions in encephalitis and other disorders causing higher brain dysfunction.
- This technique aids in understanding the neuroanatomical basis of cognitive and language deficits.