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. Author manuscript; available in PMC: 2021 Nov 1.
Published in final edited form as: Nat Mater. 2021 Feb 15;20(5):593–605. doi: 10.1038/s41563-020-00906-z

Table 1.

Summary of recommendations for imaging tests

Recommendations
• Imaging is not indicated as a screening test for COVID-19 in asymptomatic people.
• Imaging is not indicated for patients with mild COVID-19 unless the patient is at risk for disease progression.
• Imaging is indicated for patients with moderate to severe disease regardless of SARS-CoV-2 test results.
• Imaging is indicated for patients with COVID-19 with evidence of respiratory insufficiency.
• In a resource limited settings where access to CT is limited, CXR is preferred.
Additional Recommendations
• Daily chest radiographs are NOT indicated in stable intubated patients with COVID-19.
• CT is indicated in patients with functional lung impairment and or hypoxemia.
• COVID-19 testing is indicated in patients found to have findings suggestive of viral infection on CT scans.