Fig. 19
From: Fibrosing pneumonia – how to diagnose, and how to recognize the etiology?
Dermatomyositis, in this case the UIP pattern with myofibroblastic foci is not easily detected (upper panel), but these are highlighted by Movat stain (lower panel); there is fibrosis, cystic remodeling, but also BALT hyperplasia and sclerosis of pulmonary arteries. H&E and Movat stain, bars 50 μm