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A Case of Mild Encephalopathy with a Reversible Splenial Lesion Associated with G5P[6]Rotavirus Infection
Journal article   Open access   Peer reviewed

A Case of Mild Encephalopathy with a Reversible Splenial Lesion Associated with G5P[6]Rotavirus Infection

Tsuyoshi Matsuoka, Toshifumi Yodoshi, Misaki Sugai, Masato Hiyane, Takashi Matsuoka, Hideki Akeda, Masaharu Ohfu, Satoshi Komoto and Koki Taniguchi
Case reports in pediatrics, Vol.2013, 197163
01/01/2013
DOI: 10.1155/2013/197163
PMID: 24324908
url
https://doi.org/10.1155/2013/197163View
Published (Version of record) Open Access

Abstract

5 We report a case of mild encephalopathy with a reversible splenial lesion (MERS) associated with acute gastroenteritis caused by rotavirus (RV) infection. The patient (male, 4 years and 3months old) was admitted to our hospital for diarrhea and afebrile seizures. Head MRI revealed a hyperintense signal in the splenium of the corpus callosum on DWI and a hypointense signal on the ADCmap. After awakening from sedation, the patient's disturbance of consciousness improved. On day 5 after admission of the illness, the patient was discharged from the hospital in a good condition. Electroencephalography on day 2 after admission was normal. On day 8 of admission, head MRI revealed that the splenial lesion had disappeared. RV antigen-positive stools suggested that RV had causedMERS. This RV genotype was considered to be G5P[6]; it may have spread to humans as a strain reassortment through substitution of porcineRVinto humanRVgene segments. This extremely rare genotypewas detected first in Japan and is not covered by existing vaccines; this is the first sample isolated from encephalopathy patients. Few reports have investigated RV genotypes in encephalopathy; we believe that this case is valuable for studying the relationship between genotypes and clinical symptoms.
Pediatrics Life Sciences & Biomedicine Science & Technology

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