Study design (IMAGE) BGI Genomics Caption Study design. mNGS: metagenomic next-generation sequencing. BALF: bronchoalveolar lavage fluid. Pathogen detection is an integrated diagnosis including routine bacterial/fungal cultures, polymerase chain reaction (PCR) for virus detection, urine—antigen test, pathogen—specific antibody titre, metagenomic next generation sequencing (mNGS) method, as well as features (laboratory tests and imaging findings). Credit BGI Genomics Usage Restrictions Journalists may use in their content License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.