- malignant epithelial tumour arising from mucosa of bronchial airways
- classifications :
- Squamos cell carcinoma : malignant tumor of squamous epithelium (epithelium that shows squamous cell differentiation)
- Adenocarcinoma : cancer that originates in glandular tissue
- Small cell carcinoma : also known as oat cell carcinoma. Characterized by small, oat-shaped malignant cells
- Large cell carcinoma : lung cancer in which the cells are large and look abnormal when viewed under a microscope
Bronchioloalveolar carcinoma
- a carcinoma derived from epithelium of terminal bronchioles
Carcinoid Tumours
- slow-growing but malignant type of neuroendocrine tumour, originating in the cells of the neuroendocrine system.
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