“…There was no significant difference between the two groups on age, sex, serum sample results (sodium, WBC, hs-CRP, cell count of CSF), some neurological manifestations, therapy for neurological symptoms, hospital stay interval and prognosis. However, patients in the non-severe group had significantly lower rate of altered consciousness [(drowsiness (P = 0.01) or stupor (P = 0.011)], motor deterioration (P = 0.01), abnormalities of initial EEG (P = 0.048) or extra-splenial lesions (P = 0.01) ( [7] published in the Chinese Journal of Neurology with English abstract was also included and its relevant information were collected and translated by the first author (Chen WX); 2 epilepsy cases from Li's study [7] and 3 epilepsy cases from current study were excluded accordingly], and 1 study from Australia [8], including a total of 67 episodes (40 males and 27 female; age ranging 10 m$13 y) from 65 pediatric patients, with the distribution of 33 episodes in Japan, 27 in China, and 7 Caucasian pediatric patients in Australia. We summarized the clinical and radiological features of each study in Table 4.…”