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Histological Features
|
n (%)
| |
n = 43 (%)
|
|---|
|
Interstitial pneumonia
|
36 (83.7%)
|
Centrilobular
|
8 (18.6%)
|
|
Diffuse
|
11 (25.5%)
|
|
Centrilobular and diffuse
|
17 (39.5%)
|
|
Cellular bronchiolitis (Fig. 4)
|
36 (83.7%)
|
Lymphoplasmacytic
|
32 (74.4%)
|
|
Histiocytes and multinucleated giant cells
|
4 (9.3%)
|
|
Interstitial granulomas (Fig. 5)
|
12 (27.9%)
|
|
Isolated Multinucleated Giant Cells (IMNGCs) (Fig. 3)
|
38 (88.3%)
|
Interstitial
|
14 (32.5%)
|
|
Air spaces
|
24 (55.8%)
|
|
Organizing Pneumonia (OP)
|
4 (9.3%)
|
|
Fibrosis
|
10 (23.2%)
|
Interstitial (NSIPa- like)
|
4 (9.3%)
|
|
Peribronchiolar
|
3 (6.9%)
|
|
UIPa-like
|
2 (4.6%)
|
-
aNSIP: Non specific interstitial pneumonia, UIP: Usual interstitial pneumonia
