Research Article

Evaluation of Chest CT Scan as a Screening and Diagnostic Tool in Trauma Patients with Coronavirus Disease 2019 (COVID-19): A Cross-Sectional Study

Table 3

Incidence of different RSNA classification features in definite and noninfected patients.

FindingRT-PCR positive (%) n = 22RT-PCR negative (%) n = 64

GGO
Presence15 (68.1)30 (46.8)
Multiple bilateral10 (45.4)22 (34.3)
Multiple unilateral2 (9)2 (3.1)
Single unilateral3 (13.6)6 (9.3)
Peripheral11 (50)13 (20.3)
Central2 (9)4 (6.2)
Peripheral/central2 (9)13 (20.3)
Irregular9 (40.3)25 (39)
Round3 (13.6)2 (3.1)
Round/irregular3 (13.6)3 (4.6)

Consolidation
Presence11 (50)22 (34.3)
Multiple bilateral8 (36.3)13 (20.3)
Multiple unilateral
Single unilateral3 (13.6)9 (14)
Peripheral8 (36.3)17 (26.5)
Central2 (9)1 (1.5)
Peripheral/central1 (4.5)4 (6.2)
Irregular9 (40.9)18 (28.1)
Round
Round/irregular2 (9)4 (6.2)

Rib fracture
Presence3 (13.6)14 (21.8)
With pneumothorax3 (13.6)6 (9.3)
With pleural effusion2 (9)8 (12.5)

Pneumothorax
Presence7 (31.8)10 (15.6)
Without rib fracture4 (18.1)4 (6.2)

Hemothorax
Presence11 (50)15 (23.4)
Without rib fracture9 (40.9)7 (10.9)

GGO: ground-glass opacity. RT-PCR: reverse transcription polymerase chain reaction.