Clinical Focus ›› 2021, Vol. 36 ›› Issue (12): 1110-1113.doi: 10.3969/j.issn.1004-583X.2021.12.011

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Evaluation value of severity and prognosis of Lung ultrasound combined with serum NT-proBNP and sFlt-1 on acute respiratory distress syndrome in patient

Ma Guilan(), Min Ju   

  1. Department of cardiovascular and respiratory medicine, the People's Hospital of Linxia, Linxia 731100, China
  • Received:2021-05-07 Online:2021-12-20 Published:2021-12-24
  • Contact: Ma Guilan E-mail:yuubb53@163.com

Abstract:

Objective To explore the evaluation value of lung ultrasound combined with serum N-terminal pro-brain natriuretic peptide(NT-proBNP) and soluble vascular endothelial growth factor receptor(sFlt-1) in evaluating the severity and prognosis of acute respiratory distress syndrome(ARDS). Methods Totally 138 ARDS patients were enrolled as the research subjects who treated in our hospital from April 2018 to October 2020. The subjects were classified into severe group (OI≤100 mmHg, 58 cases), moderate group (100 mmHg<OI≤200 mmHg, 51 cases), and mild group (200 mmHg<OI≤300 mmHg, 29 cases) based on oxygenation index (OI). Lung ultrasound score(LUS), serum NT-proBNP, and sFlt-1 levels were compared in groups. The 28-day disease outcome of ARDS patients was counted, and ARDS patients were assigned into a poor prognosis group (death, 41 cases) and a good prognosis group (survival, 97 cases) to compare clinical data between groups. Logistic multivariate regression analysis was used to analyze the prognostic factors. A receiver operating characteristic curve(ROC) was drawn to estimate the diagnostic value of LUS combined with NT-proBNP and sFlt-1 levels on ARDS patients prognosis. Results Difference were statistically different in LUS, serum NT-proBNP, and sFlt-1 levels among three groups (P<0.05), which in the severe group were highest in groups (P<0.05), followed by moderate group, and finally the mild group (all P<0.05). Totally 41 (41/138, 29.71%) cases with poor prognosis involved in 138 ARDS patients, Logistic multivariate analysis showed that influencing factors for ARDS patient prognosis were the length of stay in intensive care unit(ICU), LUS, NT-proBNP level, and sFlt-1 level (OR=3.943, 3.736, 3.337, 4.289, P<0.05), the ROC curve showed that the prognostic AUC of the combination of the three on diagnosis of ARDS was 0.896, which was higher than the AUC of LUS, NT-proBNP, and sFlt-1 alone (0.751, 0.844, 0.773). Conclusion For ARDS patients, the combination of the three can assess the severity, and has a high diagnostic efficiency for the prognosis; therefore, it can be used as an important clinical reference index.

Key words: respiratory distress syndrome, adult, prognosis, patient acuity, ultrasonography

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