Nasopharyngeal polyps are benign growths that arise from the mucous membranes of the nose (nasal) or the base of the eustachian tube (nasopharyngeal). Polyps can extend into the middle ear, external ear, pharynx (cavity behind the mouth) and nasal cavity.
The exact cause isn’t entirely understood but it is believed that they are the result of chronic inflammation or congenital (present at birth). Young cats are most commonly affected, with a mean age of 1.5 years.
Symptoms of polyps depend on the type your cat has and may include the following: