High sensitive cardiac troponin: biological variation, circadian rhythm and diagnostic algorithms

The biological variation of cardiac troponins and the existence of a circadian/diurnal rhythm have been poorly evaluated as only the recently developed high-sensitivity assays (hs-cTn) allow the detection of circulating concentrations of both cardiac troponin I (cTnI) and T (cTnT) in reference subje...

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Main Authors: Mario Plebani, Andrea Padoan, Martina Zaninotto
Format: Article
Language:English
Published: Taylor & Francis Group 2022-01-01
Series:Biotechnology & Biotechnological Equipment
Subjects:
Online Access:https://www.tandfonline.com/doi/10.1080/13102818.2021.2013135
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author Mario Plebani
Andrea Padoan
Martina Zaninotto
author_facet Mario Plebani
Andrea Padoan
Martina Zaninotto
author_sort Mario Plebani
collection DOAJ
description The biological variation of cardiac troponins and the existence of a circadian/diurnal rhythm have been poorly evaluated as only the recently developed high-sensitivity assays (hs-cTn) allow the detection of circulating concentrations of both cardiac troponin I (cTnI) and T (cTnT) in reference subjects and under the cut-off values. Available data seem to demonstrate a circadian rhythm for cTnT but not for cTnI but these data need to be confirmed and in particular it should be better clarified if possible variation may affect currently recommended rapid diagnostic algorithms for safe rule-in and rule-out strategies. Here we report the results obtained using a hs-cTnI assay in 35 subjects who underwent serial samples collection over time.
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spelling doaj.art-df8240b644ad4648902e8f46bc9daab22022-12-22T00:40:04ZengTaylor & Francis GroupBiotechnology & Biotechnological Equipment1310-28181314-35302022-01-0136sup1S5S810.1080/13102818.2021.2013135High sensitive cardiac troponin: biological variation, circadian rhythm and diagnostic algorithmsMario Plebani0Andrea Padoan1Martina Zaninotto2Department of Laboratory Medicine, University-Hospital of Padova, Padova, ItalyDepartment of Laboratory Medicine, University-Hospital of Padova, Padova, ItalyDepartment of Laboratory Medicine, University-Hospital of Padova, Padova, ItalyThe biological variation of cardiac troponins and the existence of a circadian/diurnal rhythm have been poorly evaluated as only the recently developed high-sensitivity assays (hs-cTn) allow the detection of circulating concentrations of both cardiac troponin I (cTnI) and T (cTnT) in reference subjects and under the cut-off values. Available data seem to demonstrate a circadian rhythm for cTnT but not for cTnI but these data need to be confirmed and in particular it should be better clarified if possible variation may affect currently recommended rapid diagnostic algorithms for safe rule-in and rule-out strategies. Here we report the results obtained using a hs-cTnI assay in 35 subjects who underwent serial samples collection over time.https://www.tandfonline.com/doi/10.1080/13102818.2021.2013135Cardiac troponinsbiological variationdiurnal rhythmrapid diagnostic algorithmreference change valueindex of individuality
spellingShingle Mario Plebani
Andrea Padoan
Martina Zaninotto
High sensitive cardiac troponin: biological variation, circadian rhythm and diagnostic algorithms
Biotechnology & Biotechnological Equipment
Cardiac troponins
biological variation
diurnal rhythm
rapid diagnostic algorithm
reference change value
index of individuality
title High sensitive cardiac troponin: biological variation, circadian rhythm and diagnostic algorithms
title_full High sensitive cardiac troponin: biological variation, circadian rhythm and diagnostic algorithms
title_fullStr High sensitive cardiac troponin: biological variation, circadian rhythm and diagnostic algorithms
title_full_unstemmed High sensitive cardiac troponin: biological variation, circadian rhythm and diagnostic algorithms
title_short High sensitive cardiac troponin: biological variation, circadian rhythm and diagnostic algorithms
title_sort high sensitive cardiac troponin biological variation circadian rhythm and diagnostic algorithms
topic Cardiac troponins
biological variation
diurnal rhythm
rapid diagnostic algorithm
reference change value
index of individuality
url https://www.tandfonline.com/doi/10.1080/13102818.2021.2013135
work_keys_str_mv AT marioplebani highsensitivecardiactroponinbiologicalvariationcircadianrhythmanddiagnosticalgorithms
AT andreapadoan highsensitivecardiactroponinbiologicalvariationcircadianrhythmanddiagnosticalgorithms
AT martinazaninotto highsensitivecardiactroponinbiologicalvariationcircadianrhythmanddiagnosticalgorithms