Fig. 2From: Recurrent pneumothorax and intrapulmonary cavitary lesions in a male patient with vascular Ehlers-Danlos syndrome and a novel missense mutation in the COL3A1 gene: a case reportHistopathological investigation of the right lower lung nodules. a The alveolar tissue displayed mild atelectasis and hyalinization. HE staining: X100 magnification. b Haemosiderin-containing macrophages were observed. HE staining: X200 magnificationBack to article page