Table 2 Histological patterns of 50 patients with a probable UIP pattern on HRCT
Histological pattern | n (%) |
|---|---|
Bronchiolocentric fibrosis | 26 (52.0) |
 With fibroblastic foci and/or microscopic honeycombing | 14 (28.0) |
 With giant cell and/or granulomas | 3 (6.0) |
 With fibroblastic foci and/or microscopic honeycombing plus granulomas and/or giant cells | 2 (4.0) |
 Without other findings | 7 (14.0) |
Usual interstitial pneumonia | 13 (26.0) |
Classical histological triad of hypersensitivity pneumonitis | 7 (14.0) |
Unclassifiable interstitial lung disease | 2 (4.0) |
Interstitial pneumonia with autoimmune features | 2 (4.0) |