Changes

*However, primary tumours are more common in dogs and cats than in other animals

*However, primary tumours are more common in dogs and cats than in other animals

*Classification of pulmonary tumours can be difficult due to the [[General Pathology - Disorders of Cell Growth#Metaplasia|metaplasia]] which can occur in both inflammation and in neoplasia

*Classification of pulmonary tumours can be difficult due to the [[Disorders of Cell Growth - Pathology#Metaplasia|metaplasia]] which can occur in both inflammation and in neoplasia

**Bronchial papilloma

**Bronchial papilloma

**Bronchial adenoma/ carcinoma (arising from major airways)

**Bronchial adenoma/ carcinoma (arising from major airways)