Table 2. Summary of Cystic Fibrosis Cases Reported in Korea.

Case	Age at Dx	Sex	Genetic Analysis	Clinical History	Radiologic Findings
1 (9)*	4 mo	M	Not evaluated	Meconium ileus, chronic cough	Marked hyperlucency on radiograph
2 (3)†	14 yr	F	(+)	Chronic cough, poor growth	Bilateral bronchiectasis
3 (3)†	6 yr	F	(+)	RRI	Diffuse bronchiectasis in both lower lobes
4 (8)†	15 yr	M	(+)	RRI, chronic cough, sputum	Bilateral bronchiectasis and multiple centrilobular nodules
5 (6)	2 d	F	(+)	Meconium ileus	Not reported
6 (7)	4 mo	M	(+)	Meconium ileus, respiratory difficulty	Multifocal atesectases and peribronchial infiltraion
7 (19)	18 yr	F	(+)	Chronic cough, sinusitis, RRI	Not reported
8 (4)	9 mo	F	(+)	Pancreatic insufficiency, RRI	Segmental atelectasis and patchy infiltration
9 (5)	5 yr	F	(+)	RRI	Bilateral bronchiectasis, peribronchial wall thickening
10 (23)	9 yr	F	(+)	RRI	Bilateral bronchiectasis and tiny air-space nodules
11 (18)†	22 yr	F	(+)	RRI, chronic cough	Bilateral bronchiectasis and mucus plugging
12 (18)†	31 yr	F	(+)	Chronic cough, sputum, sinusitis, RRI	Bilateral bronchiectasis and mucus plugging
13‡	13 yr	F	(+)	RRI	Diffuse bronchiectasis, TIB patterns and mosaic attenuation
14‡	17 yr	F	(+)	RRI, sinusitis	Bilateral bronchiectasis and mucus plugging

^*Number in parenstheses is reference number, ^†Cases seen at our institution, ^‡Not reported cases seen at our institution. Dx = diagnosis, RRI = recurrent respiratory tract infection, TIB = tree-in-bud