40-year-old female with stenosing neuroendocrine tumour (carcinoma)
of lower lobe bronchus. Secondary bronchiectasis in the periphery.
Macroscopically: widened bronchi filled with mucus. Yellow foci
in lung tissue. Poststenotic/perifocal or xanthomatous pneumonia.
- Dilated bronchi (diameter of bronchi larger than that of accompanying
pulmonary artery): bronchiectasis
- Goblet cell hyperplasia
- Predominantly lymphocytic and plasma cell infiltrate in the bronchial
- Mucous retention in alveoli with plenty of intraalveolar macrophages