<abstract xmlns="http://www.w3.org/1999/xhtml"><bold>Background</bold>: Trauma in its early stages leads to an acute inflammatory condition affecting all cellular lines. Neutrophil granulocytes make up the largest population of human white blood cells and are fundamental to the innate immune system. The objective of our pilot study was to evaluate neutrophil death and viability alterations in critically ill trauma patients in correlation with their clinical outcome.<bold>Material and method</bold>: Critical ill trauma patients were enrolled in the study. In order to assess alterations in cellular death, blood samples were drawn using EDTA containing tubes and analyzed in the first twenty four hours after admission, then after forty eight and seventy two hours. Annexin V was used as a marker for apoptotic cells and propidium iodide for necrotic cells.<bold>Results</bold>: The first two cases exhibited an increase in cellular viability by the second day as shown by a small increase in neutrophil apoptosis and a decrease in neutrophil necrosis. These patients progressed to a positive clinical outcome. The second two cases showed slight modifications in either physiological or pathological cellular death, and increasing levels of cellular necrosis. These patients progressed to a negative clinical outcome.<bold>Conclusions</bold>: These cases suggest that neutrophil cell viability and death were associated with the patient’s clinical outcome.</abstract>

Background: Trauma in its early stages leads to an acute inflammatory condition affecting all cellular lines. Neutrophil granulocytes make up the largest population of human white blood cells and are fundamental to the innate immune system. The objective of our pilot study was to evaluate neutrophil death and viability alterations in critically ill trauma patients in correlation with their clinical outcome.Material and method: Critical ill trauma patients were enrolled in the study. In order to assess alterations in cellular death, blood samples were drawn using EDTA containing tubes and analyzed in the first twenty four hours after admission, then after forty eight and seventy two hours. Annexin V was used as a marker for apoptotic cells and propidium iodide for necrotic cells.Results: The first two cases exhibited an increase in cellular viability by the second day as shown by a small increase in neutrophil apoptosis and a decrease in neutrophil necrosis. These patients progressed to a positive clinical outcome. The second two cases showed slight modifications in either physiological or pathological cellular death, and increasing levels of cellular necrosis. These patients progressed to a negative clinical outcome.Conclusions: These cases suggest that neutrophil cell viability and death were associated with the patient’s clinical outcome.

Neutrophil Viability as a Clinical Outcome Marker in Mechanically Ventilated Critically Ill Trauma Patients: A Case Series

University of Medicine and Pharmacy of Tirgu Mures, Romania

County Clinical Emergency Hospital Tirgu Mures, Romania

The Journal of Critical Care Medicine

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Background: Trauma in its early stages leads to an acute inflammatory condition affecting all cellular lines. Neutrophil granulocytes make up the largest...

Neutrophil Viability as a Clinical Outcome Marker in Mechanically Ventilated Critically Ill Trauma Patients: A Case Series

Publié en ligne: 06 août 2015

Pages: 113 - 117

Reçu: 10 juin 2015

Accepté: 05 juil. 2015

DOI: https://doi.org/10.1515/jccm-2015-0019

Mots clés
critical, trauma, neutrophil, viability, marker

© Orsolya Benedek et al.

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Neutrophil Viability as a Clinical Outcome Marker in Mechanically Ventilated Critically Ill Trauma Patients: A Case Series

Publié en ligne: 06 août 2015

Pages: 113 - 117

Reçu: 10 juin 2015

Accepté: 05 juil. 2015

DOI: https://doi.org/10.1515/jccm-2015-0019

Mots cléscritical, trauma, neutrophil, viability, marker

© Orsolya Benedek et al.

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
critical, trauma, neutrophil, viability, marker