The Differential Diagnosis of GGO
Y. Zhuo et al. / Radiology of Infectious Diseases 7 (2020) 7-11
Type Ingredient Differential diagnosis
Diffuse GGO Water Pulmonary edema, edema, RDS, uremic pneumopathy
Proteins PAP, NISP
ErythrocytesPulmonary hemorrhage
Leukocytes HP, DIP, eosinophilic pneumonia, atypical pneumonia
Tumors Diffuse lung cancer
Focal GGO Lung cancer, eosinophilic lung diseases, lymphoma,
hemorrhagic nodule
GGO with
interlobular septal
thickening
HP, pulmonary edema, diffuse pulmonary hemorrhage,
atypical pneumonia, PAP, UIP, lung tumo
Special CT signsCrazy paving
sign
Mosaic
perfusion
PAP, tumors, pulmonary infection, pulmonary
hemorrhage, pulmonary edema, UIP, NSIP, AIP
bronchitis, bronchiectasis, emphysema, HP, obstructive
pulmonary diseases