Quantitative Analysis of Lung Ultrasonography for the Detection of Community-Acquired Pneumonia: A Pilot Study

Table 1

Imaging data in patients with community-acquired pneumonia.

Patient number	Lung region	CT	CXR	LUS	QLUS	Distance from pleura	Lesion size	Nonaerated volume	Gray units^#
						(mm)	(mm)	(mL)
1	RLL	+	+	+	+	0	85	237	90
2	RML	+	+	+	+	0	55	150	115
	Lingula	+	+	+	+	0	100	163	118
3	RLL	+	−	+	+	0	17	70	105
	RLL	+	+	+	+	0	75	235	106
4	RLL	+	−	−	+	90	11	40	73
	LUL	+	−	−	−	30	10	29	41
5	LLL	+	−	−	+	20	22	69	72
	RLL	+	+	+	+	0	27	93	112
6	RLL	+	−	−	+	22	52	243	60
	LLL	+	−	+	+	0	20	210	80
7	RML	+	+	+	+	0	150	300	150
8	RLL	+	+	+	+	11	58	110	60
9	RUL	+	+	−	−	37	35	32	48
10	LLL	+	−	−	+	13	18	73	73
	RUL	+	+	−	+	18	44	137	83
11	RML	+	−	+	+	0	52	750	123
	LUL	+	+	+	+	0	125	826	114
12	LLL	+	−	+	+	0	66	180	93
13	LLL	+	−	−	+	15	10	270	108
	RLL	+	+	+	+	5	61	235	93
14	RLL	+	−	−	−	60	8	32	39
15	LUL	+	+	−	+	0	107	368	109
	RLL	+	−	+	+	0	79	128	109
16	LW	+	+	+	+	0	195	839	129
	RLL	+	+	+	+	0	93	180	107
17	RLL	+	+	+	+	11	42	89	77
18	RLL	+	+	+	+	0	37	157	92
19	RLL	+	+	+	+	10	37	75	58
20	RW	+	+	+	+	0	200	640	123
	LW	+	+	+	+	0	230	720	142
21	RLL	+	+	+	+	0	56	90	95
	LLL	+	+	+	+	0	26	142	113
22	RLL	+	+	+	+	0	131	1074	100
	LLL	−	+	−	−	—	—	—	47
23	RLL	−	−	+	−	—	—	0	30
24	LLL	−	+	−	−	—	—	0	47
25	LUL	+	+	+	+	0	34	115	97
26	LLL	+	+	+	+	0	69	300	87
27	RUL	+	+	−	+	0	11	189	87
	LW	−	+	−	−	—	—	0	46
28	RW	+	+	+	+	0	110	469	121
	LLL	+	−	−	+	26	20	260	71
29	RLL	+	−	+	+	0	28	178	80
	LLL	+	+	+	+	0	91	200	106
30	LLL	+	−	−	+	40	14	73	71
	RLL	+	−	−	+	7	32	107	80
31	RML	+	+	+	+	0	71	210	94
32	RLL	−	+	−	+	—	—	0	52

CT: spiral computed tomography; CXR: chest X-ray; LUS: lung ultrasonography; QLUS: quantitative LUS; determined by CT; ^#determined by QLUS. RW: whole right lung; LW: whole left lung; RUL: right upper lobe; RML: right middle lobe; RLL: right lower lobe; LUL: left upper lobe; LLL: left lower lobe.