Fig. 1From: COVID-19 outbreak and acute cholecystitis in a Hub Hospital in Milan: wider indications for percutaneous cholecystostomyFlowchart of patients affected by acute cholecystitis during the outbreak period of SARS-CoV-2 infection (NPS: nasopharyngeal swab; TG-18: Tokyo Guidelines 2018; OR: operative room; ICU: intensive care unit)Back to article page