Different Biomarker Kinetics in Critically Ill Patients with High Lactate Levels

We evaluated the association of the kinetics of interleukin-6 (IL-6), neutrophil gelatinase-associated lipocalin (NGAL), and high-mobility group box 1 (HMGB1) with intensive care unit (ICU) mortality in critically ill patients with hyperlactatemia. This proof-of-concept study was conducted with pros...

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Main Authors: Ryo Matsuura, Yohei Komaru, Yoshihisa Miyamoto, Teruhiko Yoshida, Kohei Yoshimoto, Yoshifumi Hamasaki, Masaomi Nangaku, Kent Doi
Format: Article
Language:English
Published: MDPI AG 2020-07-01
Series:Diagnostics
Subjects:
Online Access:https://www.mdpi.com/2075-4418/10/7/454
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author Ryo Matsuura
Yohei Komaru
Yoshihisa Miyamoto
Teruhiko Yoshida
Kohei Yoshimoto
Yoshifumi Hamasaki
Masaomi Nangaku
Kent Doi
author_facet Ryo Matsuura
Yohei Komaru
Yoshihisa Miyamoto
Teruhiko Yoshida
Kohei Yoshimoto
Yoshifumi Hamasaki
Masaomi Nangaku
Kent Doi
author_sort Ryo Matsuura
collection DOAJ
description We evaluated the association of the kinetics of interleukin-6 (IL-6), neutrophil gelatinase-associated lipocalin (NGAL), and high-mobility group box 1 (HMGB1) with intensive care unit (ICU) mortality in critically ill patients with hyperlactatemia. This proof-of-concept study was conducted with prospectively enrolled patients admitted to a medical/surgical ICU with hyperlactatemia (lactate levels >4 mmol/L). Blood lactate, IL-6, NGAL, and HMGB1 were measured every 2 h until 6 h post ICU admission. The primary outcome was ICU mortality. Of thirty patients in this study, 14 patients (47%) had sepsis, and the ICU mortality was 47%. IL-6 and NGAL levels were significantly higher in septic patients than in non-septic patients. On kinetic analysis, the lactate levels were significantly decreased in survivors, and the NGAL levels were significantly increased in non-survivors. Among septic patients, a decline in IL-6 levels were observed in survivors. The HMGB1 levels were unchanged in survivors and non-survivors regardless of sepsis complication. Non-septic patients with higher reduction rate of lactate and HMGB1 had the lowest mortality than the others. ICU patients exhibited different kinetic patterns in lactate, NGAL, and IL-6, but HMGB1 did not seem to change over the 6-h duration. Further studies are necessary to evaluate the efficacy of the combination of the inflammatory biomarkers with lactate.
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spelling doaj.art-c751679d6d374de793b168ffafe030d22023-12-03T11:57:31ZengMDPI AGDiagnostics2075-44182020-07-0110745410.3390/diagnostics10070454Different Biomarker Kinetics in Critically Ill Patients with High Lactate LevelsRyo Matsuura0Yohei Komaru1Yoshihisa Miyamoto2Teruhiko Yoshida3Kohei Yoshimoto4Yoshifumi Hamasaki5Masaomi Nangaku6Kent Doi7Department of Nephrology and Endocrinology, The University of Tokyo Hospital, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8655, JapanDepartment of Nephrology and Endocrinology, The University of Tokyo Hospital, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8655, JapanDepartment of Nephrology and Endocrinology, The University of Tokyo Hospital, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8655, JapanDepartment of Nephrology and Endocrinology, The University of Tokyo Hospital, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8655, JapanDepartment of Acute Medicine, University Hospital, The University of Tokyo Hospital, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8655, JapanDepartment of Nephrology and Endocrinology, The University of Tokyo Hospital, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8655, JapanDepartment of Nephrology and Endocrinology, The University of Tokyo Hospital, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8655, JapanDepartment of Acute Medicine, University Hospital, The University of Tokyo Hospital, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8655, JapanWe evaluated the association of the kinetics of interleukin-6 (IL-6), neutrophil gelatinase-associated lipocalin (NGAL), and high-mobility group box 1 (HMGB1) with intensive care unit (ICU) mortality in critically ill patients with hyperlactatemia. This proof-of-concept study was conducted with prospectively enrolled patients admitted to a medical/surgical ICU with hyperlactatemia (lactate levels >4 mmol/L). Blood lactate, IL-6, NGAL, and HMGB1 were measured every 2 h until 6 h post ICU admission. The primary outcome was ICU mortality. Of thirty patients in this study, 14 patients (47%) had sepsis, and the ICU mortality was 47%. IL-6 and NGAL levels were significantly higher in septic patients than in non-septic patients. On kinetic analysis, the lactate levels were significantly decreased in survivors, and the NGAL levels were significantly increased in non-survivors. Among septic patients, a decline in IL-6 levels were observed in survivors. The HMGB1 levels were unchanged in survivors and non-survivors regardless of sepsis complication. Non-septic patients with higher reduction rate of lactate and HMGB1 had the lowest mortality than the others. ICU patients exhibited different kinetic patterns in lactate, NGAL, and IL-6, but HMGB1 did not seem to change over the 6-h duration. Further studies are necessary to evaluate the efficacy of the combination of the inflammatory biomarkers with lactate.https://www.mdpi.com/2075-4418/10/7/454lactateinterleukin-6high-mobility group box 1neutrophil gelatinase-associated lipocalin
spellingShingle Ryo Matsuura
Yohei Komaru
Yoshihisa Miyamoto
Teruhiko Yoshida
Kohei Yoshimoto
Yoshifumi Hamasaki
Masaomi Nangaku
Kent Doi
Different Biomarker Kinetics in Critically Ill Patients with High Lactate Levels
Diagnostics
lactate
interleukin-6
high-mobility group box 1
neutrophil gelatinase-associated lipocalin
title Different Biomarker Kinetics in Critically Ill Patients with High Lactate Levels
title_full Different Biomarker Kinetics in Critically Ill Patients with High Lactate Levels
title_fullStr Different Biomarker Kinetics in Critically Ill Patients with High Lactate Levels
title_full_unstemmed Different Biomarker Kinetics in Critically Ill Patients with High Lactate Levels
title_short Different Biomarker Kinetics in Critically Ill Patients with High Lactate Levels
title_sort different biomarker kinetics in critically ill patients with high lactate levels
topic lactate
interleukin-6
high-mobility group box 1
neutrophil gelatinase-associated lipocalin
url https://www.mdpi.com/2075-4418/10/7/454
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