GPT and Acute encephalopathy: During acute encephalopathy period, two cases (Patient 2 and 4) were both associated with thyroid dysfunction (T3, T4 and TSH all decreased) and one case (Patient 6) with hepatic dysfunction (ALT 375 U/L, reference range 0–40 U/L), and about half a year after the peak period, these indicators gradually returned to normal.