ZHONGHUA YANGSHENG BAOJIAN ›› 2023, Vol. 41 ›› Issue (1): 19-22.

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Application of Serum Total IgE and Allergen-Specific IgE Combined with Eosinophil Detection in the Diagnosis of Atopic Dermatitis

WANG Yun-peng, YANG Rui-hai, LI Fang, LI Gui-shuang   

  1. Department of Dermatology, Skin Disease Prevention and Control of Rizhao, Rizhao Shandong 276800, China
  • Online:2023-01-01 Published:2023-01-06

Abstract: Objective To investigate the clinical value of serum total immunoglobulin E (IgE), allergen-specific IgE (sIgE) combined with eosinophils (EOS) in the diagnosis of atopic dermatitis. Methods The clinical data of 72 patients with atopic dermatitis admitted to Rizhao City Dermatology Prevention and Treatment Center from January 2020 to January 2022 were retrospectively analyzed and included in the observation group. All selected subjects were collected blood to detect serum total IgE, sIgE and EOS levels. Serum levels of total IgE, sIgE, and EOS were compared between the two groups, and the severity of atopic dermatitis patients was graded by SCORAD score, and the levels of total IgE, sIgE, and EOS between different severity levels were compared; Positive detection in patients with atopic dermatitis; receiver operating curve (ROC) was drawn to analyze the clinical value of serum total IgE, sIgE, EOS and combined detection in the diagnosis of atopic dermatitis; Pearson correlation analysis was used Correlation between serum total IgE, sIgE and EOS levels and severity. Results The serum total IgE,sIgE and EOS levels in the observation group were higher than those in the control group,and the difference was statistically significant (P<0.05);the positive rate of combined detection was higher than that of total IgE,sIgE and EOS single detection, and the difference was statistically significant (P<0.05).The areas under the curve (AUC) for the detection and diagnosis of atopic dermatitis were:0.808,0.828,0.746,and 0.963,respectively,and the combined detection had the highest diagnostic value;serum total IgE,sIgE and EOS levels were positively correlated with the SCORAD score (r=0.421,0.513,0.387,P<0.05). Conclusion Serum total IgE,sIgE combined with EOS detection can improve the diagnostic accuracy of atopic dermatitis,and the above indicators are positively correlated with the severity of the disease,which can provide a reference for clarifying the patient’s condition.

Key words: atopic dermatitis, immunoglobulin E, eosinophils, diagnostic value

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