Laboratory Medicine ›› 2023, Vol. 38 ›› Issue (8): 719-724.DOI: 10.3969/j.issn.1673-8640.2023.08.003

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Correlations of serum AChE and IL-17 in patients with herpes simplex encephalitis with cognitive function impairment

HE Long1, WANG Sha2, CHENG Liping2, LIAO Ziwei2, WANG Donghong3   

  1. 1. Department 3 of Neurosurgery,Handan Central Hospital,Handan 057150,Hebei,China
    2. Department 2 of Neurology,the First Hospital of Handan,Handan 056002,Hebei,China
    3. Department of Blood Transfusion,Handan Central Hospital,Handan 057150,Hebei,China
  • Received:2021-10-22 Revised:2022-09-26 Online:2023-08-30 Published:2023-10-30

Abstract:

Objective To investigate the correlation between serum acetylcholinesterase(AChE) and interleukin(IL)-17 levels and cognitive function impairment in patients with herpes simplex encephalitis(HSE). Methods A total of 159 HSE patients(HSE group) in Handan Central Hospital from March 2019 to March 2021 were enrolled. The patients were classified into cognitive impairment group(69 cases) and cognitive normal group(90 cases) according to whether cognitive function impairment occurred. According to the score of the mini-mental state examination(MMSE),the patients with cognitive function impairment were classified into mild group(23 cases,MMSE score 20-25),moderate group(30 cases,MMSE score 11-19) and severe group(16 cases,MMSE score ≤10). A total of 65 healthy subjects were enrolled as control group. Serum AChE and IL-17 levels were determined. Pearson correlation analysis was used to evaluate the correlation of AChE and IL-17 with Montreal cognitive assessment(MoCA) scores and MMSE scores. Receiver operating characteristic(ROC) curves were used to analyze the efficacy of AChE and IL-17 in diagnosing cognitive function impairment in HSE patients. Results Serum AChE and IL-17 levels in HSE group were higher than those in control group(P<0.05). The levels of serum AChE and IL-17 in cognitive impairment group were higher than those in cognitive normal group(P<0.05). The levels of serum AChE and IL-17 in severe group were higher than those in moderate group and mild group(P<0.05),and the levels of serum AChE and IL-17 in moderate group were higher than those in mild group(P<0.05). The levels of serum AChE and IL-17 were negatively correlated with MoCA score in cognitive impairment group(r values were -0.311 and -0.480,P<0.01),and they were negatively correlated with MMSE score(r values were -0.349 and -0.447,P<0.01). The areas under curves(AUC) of serum AChE and IL-17 single and combined determinations for the diagnosis of cognitive function impairment in HSE patients were 0.689,0.724 and 0.893,respectively. Conclusions Serum AChE and IL-17 levels in HSE patients are correlated with cognitive function impairment and can be used to assess the severity of cognitive function impairment.

Key words: Acetylcholinesterase, Interleukin-17, Herpes simplex virus, Viral encephalitis, Cognitive function impairment

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