What is aspergillosis?
Aspergillosis is a disease caused by fungi of the genus Aspergillus which is present on dead leaves, compost heaps, soil and the air. The fungus typically affects the nasal cavity, respiratory system or digestive tract of the cat and in some cases, the spores can also trigger an allergic reaction in the cat.
The most common types to affect cats are Aspergillus fumigatus and Aspergillus terreus.