Pulmonary aspergillosis (cow 2). Section of lung from a 2 year old cow with weight loss and anorexia since calving. On necropsy examination, multiple firm masses were identified throughout the lungs. These were cavitating in nature, with a necrotic c
Pulmonary aspergillosis (cow 2). Section of lung from a 2 year old cow with weight loss and anorexia since calving. On necropsy examination, multiple firm masses were identified throughout the lungs. These were cavitating in nature, with a necrotic centre and peripheral fibrosis. Both this section and the following one are taken from the edge of such a lesion and demonstrate the pyogranulomatous inflammatory response.
A four day A. fumigatus culture on malt extract agar (above). Light microscopy pictures are taken at 1000x mag., stained with lacto-phenol cotton blue (right).
A four day A. fumigatus culture on malt extract agar (above). Light microscopy pictures are taken at 1000x mag., stained with lacto-phenol cotton blue (right).
A four day A. fumigatus culture on malt extract agar (above). Light microscopy pictures are taken at 1000x mag., stained with lacto-phenol cotton blue (right).
![Asp[1]fumighead2](https://www.aspergillus.org.uk/wp-content/uploads/2013/11/Asp1fumighead2-150x150.jpg "Asp[1]fumighead2")
![Asp[1]fumighead](https://www.aspergillus.org.uk/wp-content/uploads/2013/11/Asp1fumighead-150x150.jpg "Asp[1]fumighead")
![Asp[1]fumigatus](https://www.aspergillus.org.uk/wp-content/uploads/2013/11/Asp1fumigatus-150x150.jpg "Asp[1]fumigatus")
. Section of lung from a 2 year old cow with weight loss and anorexia since calving. On necropsy examination, multiple firm masses were identified throughout the lungs. These were cavitating in nature, with a necrotic c){kind=link}