Inhalation pneumonia. A: Histological section of lung showing a mass of necrotic cell debris and neutrophils occluding the lumen of a bronchiole. Within the mass there is an amorphous foreign body, possibly inhaled ingesta (arrow). Numerous coccal bacteria were present within and around the lesion. H & E Stain, bar = 200 mμ. B: A second example of inhalation pneumonia shown at higher magnification with foreign bodies (arrows) surrounded by inflammatory cells and haemorrhage within the pulmonary parenchyma. H & E Stain, bar = 100 mμ.
Simpson et al. BMC Veterinary Research 2013 9:229 doi:10.1186/1746-6148-9-229