Skip to main content

Table 3 Chest lesions, lobar involvement and distribution of lung opacities in radiologically positive (2876) patients

From: COVITALE 2020 from eastern Indian population: imageologists perspective, a learning curve

CT features

No. of patients

% among total patients(n = 4338)

% among radiologically positive patients (n = 2876

Parenchymal opacifications

Only GGO present

1224

28.2

42.6

Both GGO and consolidation

1604

37

55.8

Only consolidation

48

1.1

1.6

Associated findings

Subpleural bands/Atelectasis/fibrotic stripes

1208

27.8

42

Septal thickening (crazy paving and reticular pattern)

874

20.1

30.4

Vascular widening

1038

23.9

36.1

Pulmonary nodules

618

14.2

21.4

Thoracic lymphadenopathy

244

5.62

8.48

Pleural effusion

94

2.1

2

Cavitatory lesion

4

0.09

0.13

Pleural thickening

66

1.52

2.29

Bronchiectasis

54

1.24

1.64

Pneumomediastinum

4

0.091

0.13

Pulmonary emphysema

50

1.2

1

Opacity distribution

Central

50

1.1

2

Peripheral

1266

29.1

53

Both

1076

24.8

45

No. Of lobes affected

1 lobe

482

11.11

16.75

2 or more lobes

2394

88.89

83.25

B/L lung disease

1916

44.16

66.62

U/L lung disease

476

16.5

10.97

Frequency of lobe involvement

RUL

1320

30.42

45.89

RML

1168

26.92

40.61

RLL

1750

40.34

60.8

LUL

1318

30.38

45.82

LLL

1680

38.72

58.41

AL

1272

29.32

44.22

  1. GGO—Ground-glass opacities; B/L—bilateral; U/L—unilateral; RUL—right upper lobe; RML—right middle lobe; RLL—right lower lobe; LUL—left upper lobe; LLL—left lower lobe; AL—all lobes