Comment on: Changes in microbiological characteristics of bloodstream infections before and after the COVID-19 pandemic in a tertiary teaching hospital in Iran.

This correspondence comments on study published in this journal investigating bloodstream infection microbiology before and during the COVID-19 pandemic in Iran, contextualized with Brazilian intensive care data: 44.5% developed microbiologically confirmed secondary infections, Gram-negative pathogens predominated, antibiotic resistance reached 79.4%, supporting stronger antimicrobial stewardship globally through coordinated surveillance efforts urgently.