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. 2020 Apr 29;15(4):e0232216. doi: 10.1371/journal.pone.0232216

Fig 9. Patient 3 explanted lung tissue.

Fig 9

Typical PAH findings, without venous or venular lesions. (A) Vascular structure with glomeruloid morphology. 10X view H&E stain. (B) Artery intimal thickening (arrow). 4X view H&E stain. (C) Lung parenchyma with emphysema signs with dilated alveolar spaces and incomplete alveolar septa (star), increase in vascularization and capillary dilation (blue arrow) and artery medial hypertrophy (green arrow). 4X view H&E stain. (D) Artery intimal thickening (arrow). 10X view H&E stain. (E) Artery medial hypertrophy (green arrow) (F) Dilated alveolar spaces (star). 4X view H&E stain.