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Raised salivary endotoxin concentration as a predictor of infection in pediatric leukemia patients
B Millns1, M V Martin, M C Williams
1Department of Clinical Dental Sciences, University of Liverpool and Royal Liverpool Children's Hospital, United Kingdom.
Insights
Salivary endotoxin is not an accurate predictor of infection in children. This study found no correlation between salivary endotoxin levels and bacterial carriage, suggesting it is not a reliable biomarker for pediatric sepsis.
Area of Science:
- Pediatric Infectious Diseases
- Biomarker Discovery
- Microbiology
Background:
- Sepsis is a life-threatening condition in children.
- Identifying reliable biomarkers for early sepsis detection is crucial.
- Salivary endotoxin has been investigated as a potential indicator of infection.
Purpose of the Study:
- To assess the utility of salivary endotoxin as a predictor of infection in pediatric patients.
- To determine if salivary endotoxin levels correlate with oropharyngeal carriage of gram-negative bacilli.
Main Methods:
- Salivary endotoxin concentration was measured in pediatric patients (n=12).
- Oropharyngeal carriage of aerobic gram-negative bacilli was monitored.
- Healthy children served as age- and gender-matched controls.
Main Results:
- Salivary endotoxin concentrations in healthy children mirrored those found in healthy adults (0-20 ng/mL).
- Salivary endotoxin did not accurately predict sepsis in the studied pediatric group.
- No correlation was observed between salivary endotoxin levels and oropharyngeal bacterial carriage.
Conclusions:
- Salivary endotoxin is not a suitable biomarker for predicting infection or sepsis in pediatric patients.
- Further research may be needed to identify more effective pediatric sepsis biomarkers.
Objective:
The aim of this study was to evaluate whether salivary endotoxin could be used as a predictor of infection in pediatric patients (n = 12).
Study Design:
Oropharyngeal carriage of aerobic gram-negative bacilli was monitored and salivary endotoxin concentration determined. Age-matched and gender-matched healthy children were used as controls.
Results:
The range of salivary endotoxin concentrations in the healthy pediatric population was similar to the range previously reported for healthy adults (0-20 ng/mL; 0-240 EU/mL).
Conclusion:
It was found that salivary endotoxin was not an accurate predictor of sepsis and did not correlate with oropharyngeal carriage of aerobic gram-negative bacilli.