Fig. 2From: RSNA and BSTI grading systems of COVID-19 pneumonia: comparison of the diagnostic performance and interobserver agreementa, b Case examples defined in the classic COVID-19 for the BSTI guidance statement, and in the typical category for the RSNA expert consensus statement. a An axial chest CT image of a 68-year-old male with COVID-19 shows peripheral, bilateral, multifocal GGOs. b An axial chest CT image of a 64-year-old male with COVID-19 shows peripheral, bilateral, multifocal GGOsBack to article page