Chronic otitis externa was presented with clinical signs of long lasting ear affections causing itchy, painful, smelly ears, animal showed head shaking, pawing and rubbing ears on ground.
However in present study, in one case of chronic otitis externa drainage and cleaning of ear canal was impaired.
Ear affections Sex Male Female Total Percent 1 Acute otitis externa 9 2 11 29.72 2 Chronic otitis externa 4 1 5 13.51 3 Suppurative otitis externa 3 1 4 10.81 4 Maggot wound with acute otitis 5 1 6 16.21 externa 5 Otorrhagia with suppurative 3 - 3 8.10 otitis externa 6 Otorrhagia (ear bleeding) 3 2 5 13.51 7 Foreign body in ear 2 - 2 5.40 8 Tumor like mass 1 - 1 2.70 9 Total 30 7 37 100
mirabilis in chronic otitis externa coincide with others authors [14, 17, 23, 25, 33], and Grono  expresses that Pseudomona had a high incidence in isolations around the different regions bringing forth a conclusion that this situation could be due to an increased virulence of this bacteria in tropical climates, this explaining the elevated frequency of this microorganism in the present research.
Microbiological diagnosis of chronic otitis externa in the dog.
Recalcitrant chronic otitis externa
should redirect the physician to consider noninfectious etiologies.
It has been reported that otitis media is present in as many as 83% of dogs with chronic otitis externa
(Cole et al., 1998).
In a study of 13 patients with refractory chronic otitis externa, Stuck et al injected triamcinolone directly into the skin of the meatus.
[Treatment of therapy refractory chronic otitis externa by local injection of triamcinolone acetate crystalline suspension.
Acute or chronic otitis externa
is a condition for which the treatment is topical, involving both cleansing and medication.
Dermatophytid reaction and chronic otitis externa
. Otolaryngol Head Neck Surg 1998;11S8420.