Table 2.

Thoracic CT findings of patients with PC

CT Findings	Total patient(n = 39)	Immunocompetent patients(n = 29)	Immunocompromised patients(n = 10)	P value
Lesion pattern				0.29
Single nodule	33	25	8
Scattered nodule	3	2	1
Clustered nodule	2	2	0
Mass-like	1	0	1
Pleural effusion	0	0	0
Mediastinal lymphoadenopathy	10	6	4	0.23
Location of the lesions	Total lesions(n = 47)			0.06
RUL	15	12	3
RML	1	0	1
RLL	13	12	1
LUL	5	2	3
LLL	13	10	3
Distribution of the lesions				0.43
Peripheral	38	30	8
Central location	9	6	3
Diameter of the lesions				0.71
< 1 cm	9	6	3
1–2 cm	30	24	6
> 2 cm	8	6	2
Spiculation	20	16	4	0.64
Air bronchogram	3	3	0	0.32
Cavitation	11	6	5	0.04
Halo sign	9	7	2	0.93
Pleural indentation	10	8	2	0.77