Fig. 3

PATHOLOGY: IMT of the lung. A 55-year-old man with a cough and haemoptysis.a Axial reformation of non-contrast CT with mediastinum window. Two solid, ill-defined nodules in right lower lobe are observed (yellow arrows). Note the air brocogram observed in the biggest mass. b Axial reformations with lung window of the same patient where the lung nodules are shown (white arrows). c Partial lobectomy of the right lower lobe specimen. Note the presence of the nodules (*). d Microscopic study of the resected lung sample where fusiform cells with an associated inflammatory infiltrate of lymphocytes, plasmatic cells and histiocytes was found