Fig. 5From: Bronchioalveolar carcinoma in an adult alpaca (Vicugna pacos)Photomicrograph of the lung of an adult alpaca with bronchioalveolar adenocarcinoma. H & E stained section of the lung shows a predominantly lepidic growth pattern along pre-existing alveolar walls and abundant fibrous stroma. Note an area of squamous epithelial cells differentiation (arrow). Bar, 100 μmBack to article page