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Fig. 3 | BMC Medical Imaging

Fig. 3

From: CT-based radiomics combined with signs: a valuable tool to help radiologist discriminate COVID-19 and influenza pneumonia

Fig. 3

Chest CT findings of COVID-19 pneumonia. ad Male, 28 years old, 3 days after onset, axial view by CT scan. Multiple pure GGO in the upper left lobe (a, b), intralobular interstitial thickening and halo sign (c), vascular thickening and halo sign (d). E–H: Male, 25 years old, 2 days after onset, axial view by CT scan. Multiple pure GGO in the lower of both lobe (e, g), vascular thickening and halo sign (f); intralobular interstitial thickening and halo sign (h)

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