554 DISEASES/DISORDERS
Fig. 37.6.Otitis media with blood-tinged fluid behind the tympanum in an adult DLH. Note the gas bubble
adjacent to the manubrium of the malleus.
Fig. 37.7.Primary secretory otitis media in a 7-year-old female-spayed cavalier King Charles spaniel. A pale-
yellow mucoid exudate has caused the pars flaccida of the tympanum to swell into the external ear canal.