Chest radiographic and computed tomographic manifestations in allergic bronchopulmonary aspergillosis

Table 3 High resolution computed tomography findings in 60 consecutive patients with allergic bronchopulmonary aspergillosis n (%)

	Results
Staging of ABPA
ABPA-S	22 (36.7)
ABPA-CB	25 (41.7)
ABPA-CB-HAM	13 (21.7)
Lobar and segmental involvement by bronchiectasis (n = 38), median (IQR)
Number of lobes	4 (3-5)
Number of segments	7 (4-9)
No. of lobes/segments not evaluable	8/20
No. of lobes/segments affected by central bronchiectasis	139/182
No. of lobes affected by peripheral bronchiectasis
By 1/2 criteria	60/139 (43.2%)
By 2/3 criteria	46/139 (33.1%)
Right upper lobe	33/38
Apical segment	14
Anterior segment	19
Posterior segment	25
Right middle lobe	23/38
Medial segment	21
Lateral segment	13
Right lower lobe	27/38
Apical	20
Medial	10
Anterior	12
Lateral	15
Posterior	14
Left upper lobe	27/38
Apicoposterior	17
Anterior	17
Superior lingular	15
Inferior lingular	9
Left lower lobe	29/38
Apical	19
Anterior	12
Lateral	12
Posterior	18
Other findings
Centrilobular nodules and tree-in-bud opacities	28 (46.7)
Atelectasis	8 (13.3)
Mucoid impaction	30 (50)
Mosaic attenuation	12 (20)
High-attenuation mucus	13 (21.7)
Lower lobe involvement without upper lobe involvement	3 (5)

ABPA: Allergic bronchopulmonary aspergillosis; CB: Central bronchiectasis; HAM: High attenuation mucus.