Primary Secretory Otitis Media

Primary secretory otitis media (PSOM)  is frequently diagnosed in cavalier King Charles spaniels. It is an inflammation of the dog’s middle ear which consists of a highly viscous mucus plug which fills the  middle ear cavity and may cause the tympanic membrane to bulge.  The mucus has also been referred to as “hyperintense material”.  Despite significant obstacles, otitis media can be successfully managed.

The Challenges of Otitis Media