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Table 2 CT findings of COVID-19 pneumonia and non-infectious diseases

From: COVID-19 pneumonia: the great radiological mimicker

CT finding

COVID-19 pneumonia

Pulmonary Edema

Pulmonary Hemorrhage

Neoplasms

Organizing pneumonia

PAP

Sarcoidosis

Infarction

Interstitial diseases

Aspiration pneumonia

GGO

+++

+++

+++

+

++

+++

+

+

++

+

Consolidation

++

++

++

++

++

++

+

++

+

++

Centrilobular nodular opacities

−−−

+

+

0

−−

++

−−−

+

++

Crazy-paving

++

+

++

+

+

+++

+

−−−

+

0

Lesion distribution

          

 Peripheral

+++

−−

+

+

++

0

+++

++

++

 Lower zone

+++

+

+

+

++

0

++

++

+++

Rounded morphology

+++

++

++

+

+

+

0

+

Cavitation

−−−

−−−

0

+

+

−−

++

Pleural effusion

−−

++

+

++

−−

++

+

Lymphadenopathy

−−

+

0

++

0

+++

0

+

+

  1. The most common findings of aforementioned disease groups are presented. Signs indicate the strength of relation between the CT finding and diagnosis; in a range of (+++) and (−−−); (+++) indicating the strongest association.