dyspnea and cough. CT scan revealed multiple areas of patchy ground glass attenuation
associated to a diffuse mosaic oligoemia. Scattered bilateral subcentimetric pulmonary
nodules were also present. Patient underwent a surgical lung biopsy. Specimens showed
features of diffuse neuroendocrine hyperplasia, microhoneycombing, fibroblast foci. A final
diagnosis of diffuse neuroendocrine hyperplasia with obliterative bronchiolitis and UIP was …