Utility of neutrophil CD64 in distinguishing bacterial infection from inflammation in severe alcoholic hepatitis fulfilling SIRS criteria

Abstract To assess utility of neutrophilCD64 (nCD64) expression in differentiating bacterial infection from inflammation in patients with severe alcoholic hepatitis (SAH) fulfilling systemic inflammatory response syndrome criteria. Patients with SAH and infection (n = 58), SAH without infection (n =...

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Autores principales: Gaurav Pandey, Harshit Singh, Saurabh Chaturvedi, Manjunath Hatti, Alok Kumar, Ravi Mishra, Prabhakar Mishra, V. P. Krishna, Arun Bhadauria, Samir Mohindra, Durga Prasanna Misra, Vivek Anand Saraswat, Vikas Agarwal
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Publicado: Nature Portfolio 2021
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spelling oai:doaj.org-article:5259080f1cff4b22b1f20b573c7ce12d2021-12-02T19:16:18ZUtility of neutrophil CD64 in distinguishing bacterial infection from inflammation in severe alcoholic hepatitis fulfilling SIRS criteria10.1038/s41598-021-99276-y2045-2322https://doaj.org/article/5259080f1cff4b22b1f20b573c7ce12d2021-10-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-99276-yhttps://doaj.org/toc/2045-2322Abstract To assess utility of neutrophilCD64 (nCD64) expression in differentiating bacterial infection from inflammation in patients with severe alcoholic hepatitis (SAH) fulfilling systemic inflammatory response syndrome criteria. Patients with SAH and infection (n = 58), SAH without infection (n = 70), and healthy controls (n = 20) were included. Neutrophil CD64 expression by flowcytometry, serum Procalcitonin (ELISA) and C-reactive protein (Nephelometry) and neutrophil–lymphocyte ratio (NLR) were studied. Percentage of neutrophils with CD64 expression (nCD64%) was significantly higher in patients with SAH and infection than in those without infection and controls [76.2% (56.9–86.5) vs. 16% (12.6–23.1) vs. 7.05% (1.4–9.5), p < 0.05], as was their mean fluorescence intensity [MFI; 1431 (229–1828) vs. 853 (20–968) vs. 99.5 (54.7–140.7), p < 0.05]. Using a cut-off of 27%, the sensitivity and specificity of nCD64% to diagnose bacterial infection was 94% and 81%, respectively, with area under curve (AUC) of 0.95. At a cut-off value of 0.261 ng/ml, the sensitivity and specificity of serum procalcitonin was 83% and 72%, respectively, with AUC of 0.86. Serum CRP, total leukocyte count, NLR had AUCs of 0.78, 0.63 and 0.64, respectively. Quantitative measurement of nCD64 can better distinguish systemic bacterial infection and inflammation in SAH as compared to traditional biomarkers.Gaurav PandeyHarshit SinghSaurabh ChaturvediManjunath HattiAlok KumarRavi MishraPrabhakar MishraV. P. KrishnaArun BhadauriaSamir MohindraDurga Prasanna MisraVivek Anand SaraswatVikas AgarwalNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-9 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Gaurav Pandey
Harshit Singh
Saurabh Chaturvedi
Manjunath Hatti
Alok Kumar
Ravi Mishra
Prabhakar Mishra
V. P. Krishna
Arun Bhadauria
Samir Mohindra
Durga Prasanna Misra
Vivek Anand Saraswat
Vikas Agarwal
Utility of neutrophil CD64 in distinguishing bacterial infection from inflammation in severe alcoholic hepatitis fulfilling SIRS criteria
description Abstract To assess utility of neutrophilCD64 (nCD64) expression in differentiating bacterial infection from inflammation in patients with severe alcoholic hepatitis (SAH) fulfilling systemic inflammatory response syndrome criteria. Patients with SAH and infection (n = 58), SAH without infection (n = 70), and healthy controls (n = 20) were included. Neutrophil CD64 expression by flowcytometry, serum Procalcitonin (ELISA) and C-reactive protein (Nephelometry) and neutrophil–lymphocyte ratio (NLR) were studied. Percentage of neutrophils with CD64 expression (nCD64%) was significantly higher in patients with SAH and infection than in those without infection and controls [76.2% (56.9–86.5) vs. 16% (12.6–23.1) vs. 7.05% (1.4–9.5), p < 0.05], as was their mean fluorescence intensity [MFI; 1431 (229–1828) vs. 853 (20–968) vs. 99.5 (54.7–140.7), p < 0.05]. Using a cut-off of 27%, the sensitivity and specificity of nCD64% to diagnose bacterial infection was 94% and 81%, respectively, with area under curve (AUC) of 0.95. At a cut-off value of 0.261 ng/ml, the sensitivity and specificity of serum procalcitonin was 83% and 72%, respectively, with AUC of 0.86. Serum CRP, total leukocyte count, NLR had AUCs of 0.78, 0.63 and 0.64, respectively. Quantitative measurement of nCD64 can better distinguish systemic bacterial infection and inflammation in SAH as compared to traditional biomarkers.
format article
author Gaurav Pandey
Harshit Singh
Saurabh Chaturvedi
Manjunath Hatti
Alok Kumar
Ravi Mishra
Prabhakar Mishra
V. P. Krishna
Arun Bhadauria
Samir Mohindra
Durga Prasanna Misra
Vivek Anand Saraswat
Vikas Agarwal
author_facet Gaurav Pandey
Harshit Singh
Saurabh Chaturvedi
Manjunath Hatti
Alok Kumar
Ravi Mishra
Prabhakar Mishra
V. P. Krishna
Arun Bhadauria
Samir Mohindra
Durga Prasanna Misra
Vivek Anand Saraswat
Vikas Agarwal
author_sort Gaurav Pandey
title Utility of neutrophil CD64 in distinguishing bacterial infection from inflammation in severe alcoholic hepatitis fulfilling SIRS criteria
title_short Utility of neutrophil CD64 in distinguishing bacterial infection from inflammation in severe alcoholic hepatitis fulfilling SIRS criteria
title_full Utility of neutrophil CD64 in distinguishing bacterial infection from inflammation in severe alcoholic hepatitis fulfilling SIRS criteria
title_fullStr Utility of neutrophil CD64 in distinguishing bacterial infection from inflammation in severe alcoholic hepatitis fulfilling SIRS criteria
title_full_unstemmed Utility of neutrophil CD64 in distinguishing bacterial infection from inflammation in severe alcoholic hepatitis fulfilling SIRS criteria
title_sort utility of neutrophil cd64 in distinguishing bacterial infection from inflammation in severe alcoholic hepatitis fulfilling sirs criteria
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/5259080f1cff4b22b1f20b573c7ce12d
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