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. 2017 Jan 5;18(1):260–267. doi: 10.3348/kjr.2017.18.1.260

Table 1. Patterns and Distribution of Chest CT Findings in CF Compared with Other Non-CF Diseases.

Disease CT Findings Laterality Lung Zonal Predominance
Unilateral Bilateral Upper Lower Diffuse Distribution§
CF (n = 7) Bronchiectasis (n = 7 [100%]) 0 (0) 7 (100) 4 2 1
Tree-in-bud pattern (n = 7 [100%]) 0 (0) 7 (100) 4 2 1
Mucus plugging (n = 7 [100%]) 1 (14) 6 (86) 3 2 2
Mosaic attenuation (n = 7 [100%]) 1 (14) 6 (86) 4 1 2
Consolidation (n = 2 [29%]) 1 (50) 1 (50) 0 2 0
Pulmonary hypertension (n = 2 [29%])
Findings in upper abdomen* (n = 2 [29%])
Non-CF diseases (n = 6) PCD (n = 4) Bronchiectasis (n = 4 [100%]) 0 (0) 4 (100) 2 2 0
Tree-in-bud pattern (n = 4 [100%]) 0 (0) 4 (100) 2 2 0
Mucus plugging (n = 3 [75%]) 0 (0) 3 (100) 1 2 0
Mosaic attenuation (n = 4 [100%]) 0 (0) 4 (100) 2 2 0
Consolidation (n = 2 [50%]) 2 (100) 0 (0) 0 2 0
Pulmonary hypertension (n = 0)
Findings in upper abdomen (n = 0)
Bronchiectasis of unknown cause (n = 1) and asthma (n = 1) Bronchiectasis (n = 2 [100%]) 0 (0) 2 (100) 0 1 1
Tree-in-bud pattern (n = 2 [100%]) 0 (0) 2 (100) 0 1 1
Mucus plugging (n = 1 [50%]) 0 (0) 1 (100) 0 0 1
Mosaic attenuation (n = 1 [50%]) 0 (0) 1 (100) 0 1 0
Consolidation (n = 1 [50%]) 1 (100) 0 (0) 0 1 0
Pulmonary hypertension (n = 0)
Findings in upper abdomen (n = 0)

*Findings include liver cirrhosis, acute pancreatitis, fatty replacement or calcifications of pancreas, pancreatic cyst or mass, and nephrolithiasis, Lung above tracheal carina, Lung beneath tracheal carina, §No craniocaudal predilection. CF = cystic fibrosis, PCD = primary ciliary dyskinesia