CT features

Number of cases (%)

Ground-glass opacity

127 (100%)

Bilateral involvement

119 (93.7%)

Unilateral involvement

1 (0.78%)

Peripheral distribution

121 (95.2%)

Posterior distribution

115 (90.5%)

Multilobar and basal involvement

113 (88.9%)

Upper lobe involvement

78 (61.4%)

Consolidation

104 (81.8%)

Air bronchogram

80 (63%)

Bronchiectasis

46 (36.2%)

Crazy paving pattern

11 (8.6%

Pleural effusion

4 (3.1%)

Mediastinal lymphadenopathy

19 (14.9%)

Pulmonary nodule

2 (1.5%)