Endogenous Carboxyhemoglobin Level Variation in COVID-19 and Bacterial Sepsis: A Novel Approach?

The increased production of carbon monoxide (CO) in sepsis has been proven, but the blood level variations of carboxyhemoglobin (COHb) as a potential evolutionary parameter of COVID-19 and sepsis/septic shock have yet to be determined. This study aims to evaluate the serum level variation of COHb as...

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Published in:Microorganisms (Basel) Vol. 10; no. 2; p. 305
Main Authors: Grigorescu, Bianca-Liana, Săplăcan, Irina, Bordea, Ioana Roxana, Petrisor, Marius, Coman, Oana, Puiac, Claudiu Ion, Toncean, Ariana, Fodor, Raluca Stefania
Format: Journal Article
Language:English
Published: Switzerland MDPI AG 27-01-2022
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Summary:The increased production of carbon monoxide (CO) in sepsis has been proven, but the blood level variations of carboxyhemoglobin (COHb) as a potential evolutionary parameter of COVID-19 and sepsis/septic shock have yet to be determined. This study aims to evaluate the serum level variation of COHb as a potential evolutionary parameter in COVID-19 critically ill patients and in bacterial sepsis. A prospective and observational study was conducted on two groups of patients: the bacterial sepsis group ( = 52) and the COVID-19 group ( = 52). We followed paraclinical parameters on Day 1 (D1) and Day 5 (D5) of sepsis/ICU admission for COVID-19 patients. D1 of sepsis: statistically significant positive correlations between: COHb values and serum lactate ( = 0.024, r = 0.316), and total bilirubin ( = 0.01, r = 0.359). In D5 of sepsis: a statistically significant positive correlations between: COHb values and procalcitonin (PCT) ( = 0.038, r = 0.402), and total bilirubin ( = 0.023, r = 0.319). D1 of COVID-19 group: COHb levels were statistically significantly positively correlated with C-reactive protein CRP values ( = 0.003, r = 0.407) and with PCT values ( = 0.022, r = 0.324) and statistically significantly negatively correlated with serum lactate values ( = 0.038, r = -0.285). COHb variation could provide rapid information about the outcome of bacterial sepsis/septic shock, having the advantages of a favorable cost-effectiveness ratio, and availability as a point-of-care test.
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ISSN:2076-2607
2076-2607
DOI:10.3390/microorganisms10020305