A.
In the early stage, there were multiple small patches and interstitial changes, especially in the outer lung area
B.
And then developed into multiple ground glass shadows and infiltration shadows of the lungs
C.
Severe cases may have lung consolidation
D.
Pleural effusion is more common
E.
Pulmonary imaging showed that patients with obvious progression of lesions > 50% within 24 - 48 hours were severe