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Published on: December 9, 2022
Circulating syndecan-1 predicts the development of disseminated intravascular coagulation in patients with sepsis
Mitsunori Ikeda1, Hisatake Matsumoto1, Hiroshi Ogura1
1Department of Traumatology and Acute Critical Medicine, Osaka University Graduate School of Medicine, Osaka, Japan.
Insights
Syndecan-1, a marker of endothelial dysfunction in sepsis, can predict the development of disseminated intravascular coagulation (DIC). Elevated syndecan-1 levels in sepsis patients correlate with disease severity and mortality.
Area of Science:
- Biomedical research
- Sepsis pathophysiology
- Endothelial biology
Background:
- Sepsis involves endothelial dysfunction, a key factor in disseminated intravascular coagulation (DIC).
- Syndecan-1 is a crucial endothelial component influencing endothelial function.
Purpose of the Study:
- To evaluate syndecan-1 as a predictive marker for DIC in sepsis patients.
- To assess the relationship between syndecan-1 levels and sepsis severity, DIC development, and mortality.
Main Methods:
- Prospective observational study of 39 sepsis patients and 15 healthy controls.
- Serial analysis of hemostatic, anticoagulant, fibrinolytic, endothelial, and inflammatory markers.
- Evaluation of clinical data including APACHE II, SOFA, and DIC scores, and 28-day mortality.
Main Results:
- Septic patients showed significantly higher syndecan-1 levels than controls.
- Non-survivors had higher syndecan-1 levels than survivors.
- Syndecan-1 levels correlated with disease severity scores (APACHE II, SOFA, DIC), hemostatic markers, and inflammatory markers (IL-1β, IL-8).
- Syndecan-1 demonstrated strong discriminative power for predicting DIC development (AUC=0.79) and mortality (AUC=0.85).
Conclusions:
- Syndecan-1 levels are associated with illness severity, mortality, and DIC development in sepsis.
- Syndecan-1 shows potential as a predictive biomarker for DIC in sepsis.
Purpose:
One of the pathophysiological processes in sepsis is endothelial dysfunction, which leads to disseminated intravascular coagulation (DIC). Syndecan-1 is a major structural component of the endothelium and plays a key role in endothelial function. The purpose of this study was to assess the value of syndecan-1 as a predictive marker for DIC in sepsis.
Methods:
We performed a prospective observational study of patients with sepsis from February 2014 to July 2015. Serial change of hemostatic markers, anticoagulant and fibrinolytic markers (antithrombin, PAI-1), endothelial markers (syndecan-1, VCAM-1, E-selectin), and inflammatory markers (IL-1β, IL-6, IL-8, HMGB-1, histone-H3) were analyzed. Clinical data including APACHE II, SOFA, and DIC scores and 28-day mortality were also evaluated.
Results:
During the study, 39 septic patients and 15 healthy controls were included. Syndecan-1 levels were significantly increased in the septic patients compared with the healthy controls. Of the septic patients, non-survivors had higher syndecan-1 levels than did the survivors on days 1, 2, and 4. Significant correlations on day 1 were found between syndecan-1 levels and APACHE II, SOFA, and DIC scores, hemostatic markers, IL-1β, IL-8, and PAI-1. Syndecan-1 levels on day 1 were also significantly higher in patients with than without DIC and had strong discriminative power for the prediction of both DIC development and subsequent mortality, with AUCs of 0.79 and 0.85, respectively.
Conclusion:
Syndecan-1 levels were associated with not only the severity of illness and mortality but also DIC development in sepsis, suggesting that syndecan-1 could be a predictive marker of DIC.
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