Background This study aimed to evaluate the accuracy of procalcitonin (PCT) serum
concentrations to diagnose Gram-negative bacteremia and the association of PCT serum …

Objective The primary objective of this study was to determine the correlation between
procalcitonin values and illness severity by evaluating the degree of end organ dysfunction …

Bacterial and viral infections often present with similar symptoms. Etiologic misdiagnosis can
alter the trajectory of patient care, including antibiotic overuse. A host-protein signature …

Background Streptococcus pneumoniae is considered the leading bacterial cause of
pneumonia in adults. Yet, it was not commonly detected by traditional culture-based and …

Rationale: Assessment of the inflammatory response can help the decision-making process
when diagnosing community-acquired pneumonia (CAP), but there is a lack of information …

Lower respiratory tract infections (LRTIs) are the leading cause of death in developing
countries and account for more than 4 million deaths per year worldwide. 1 They result in the …

Community-acquired pneumonia (CAP) is a common disease and a leading cause of death.
CAP may cause local and systemic inflammation, leading to a dysregulated host response …

Background: Acute respiratory infections (ARIs) are the leading indication for antibacterial
prescriptions despite a viral etiology in the majority of cases. The lack of available …

Background Community-acquired pneumonia and healthcare-associated pneumonia are
often treated with prolonged antibiotic therapy. Procalcitonin (PCT) has effectively and safely …

To the Editor—We appreciate the comments from Abers and Musher [1] in response to our
recent article describing the association between procalcitonin and etiology in community …