Elevated procalcitonin concentrations in severe Covid-19 may not reflect bacterial co-infection.
Randeep S HeerAmit K J MandalJason KhoPiotr SzawarskiPeter CsabiDawn GrenshawIan Al WalkerConstantinos G MissourisPublished in: Annals of clinical biochemistry (2021)
Elevated procalcitonin concentrations in Covid-19 patients are associated with respiratory failure requiring prolonged invasive mechanical ventilation and inpatient mortality. This association may be independent of bacterial co-infection.