Table 3

Radiological data

	Case no.
	1	2	3	4	5	6	7	8	9	10
CT
Patchy ground glass	Yes	Yes	No	Yes	No	Yes	Yes			Yes
Reticular pattern	Yes	Yes	No	Yes	Yes	Yes	No			Yes
Emphysema	Yes	No	Yes	No	No	No	No			Yes
Basal honeycombing	No	No	No	No	Yes	No	No			No
Airways dilatation	No	Yes	No	Yes	No	No	No			No
Bronchial wall thickening	No	No	No	No	Yes	No	No			No
Favoured HRCT diagnoses		1. RBILD	1. RBILD		1. Emphysema		1. DIP	1. Limited UIP		1. DIP		1. DIP						1. DIP
Favoured HRCT diagnoses		2. UIP	1. RBILD		1. Emphysema		2. UIP	1. Limited UIP		1. DIP		1. DIP						2. UIP
Chest radiography pattern	Retic/nodular	Retic/nodular	Normal	Reticular	Retic/nodular	Normal	Ground glass	Reticular	Ground glass	Ground glass
							Subsegmental collapse		Nodules	Nodules

RBILD = respiratory bronchiolitis-associated interstitial lung disease; UIP = usual interstitial pneumonitis; DIP = desquamative interstitial pneumonitis.