Table 1– Evaluation of the paediatric airway

Patient	Age years	Sex	Clinical diagnosis and indication MRI	Cine-MRI	Bronchoscopy	CT	Static			Dynamic			Notes on the point of maximal collapse
Patient	Age years	Sex	Clinical diagnosis and indication MRI	Cine-MRI	Bronchoscopy	CT	Ins mm	Exp mm	%Δ	Ins mm	Exp mm	%Δ	Notes on the point of maximal collapse
A	11	Male	Recurrent upper airway infections and atypical cough	No TBM	NA	NA	11.3	9.7	14.15	18	12.1	32.77
B	15	Female	Cystic fibrosis, routine biannual examination	TBM	NA	TBM	13	4.2	67.7	13	4	69.23	Static, TM and LBM (ØΔ=52.88% (10.4 versus 4.9 mm))
C	7	Male	Tracheo-oesophageal fistula, recurrent lower airway infections	TBM	TBM	NA	11.5	6.2	46.08	11.3	4.2	62.83	TM, dynamic and complete collapse above carina
D	13	Male	Atrial sept defect type II, recurrently lower airway infections	BM	BM	NA	12.1	10.5	13.22	10.5	8.1	22.85	LBM, dynamic and complete collapse of left bronchus
E	14	Female	Chronic cough	No TBM	NA	NA	12.5	9.5	24	12.5	8.4	32.8
F	17	Male	Lower respiratory tract infections, laryngomalacia	TBM	TBM	NA	13.3	8.4	36.84	11.3	4.2	62.83	TM above carina
G	11	Female	Chronic cough	Incomplete	NA	NA	15.3	13.4	12.41	15.4	10.1	34.41
H	9	Male	CCAML and recurrent infection	No TBM	Mild laryngomalacia	NA	12.2	7.8	36.06	11.9	7.1	40.33
I	15	Male	Therapy resistant asthma	No TBM	Normal anatomy	NA	12.9	8.3	35.65	12.9	7.5	41.86
L	16	Male	Premature, therapy resistant asthma	TBM	NA	NA	17.2	11.8	31.39	17	5.6	67.05
M	13	Male	Atypical asthma	TBM	NA	NA	13.5	8.8	34.81	13.3	6	54.88
N	11	Female	Cardiomyopathy and frequent upper and lower airway infections	TBM	TBM	NA	11.8	9	23.72	11.8	5.1	56.77	Dynamic, (trachea and LMB)

MRI: magnetic resonance imaging; CT: computed tomography; Ins: inspiration; Exp: expiration; %Δ: calibre reduction expressed as a percentage of inspiratory cross-sectional area; TBM: tracheobronchomalacia; NA: not available; TM: tracheomalacia; LBM: left bronchomalacia; ØΔ: change in diameter; BM: bronchomalacia; CCAML: congenital cystic adenomatoid malformation of the lung; T: trachea; LMB: left main bronchus.