Symptoms: Acute sinusitis is characterised by dyspnea, nasal discharge, respiratory stertor, sneezing, pawing the face or open mouth breathing. The nasal discharge is mucous and becomes purulent and mucoid as a result of the secondary bacterial infections. neezing is an attempt to clear the upper airways of discharge. Open mouth breathing, stertor and dyspnea occur when the nasal passages are narrowed from inflamed mucosa and/or discharge.
Cause: The most common cause is viral infection (canine disptemper, canine adenovirus, canine parainfluenza). Bacterial infections are secondary complication. It can results when apical tooth root abscess into the maxillary recess.
Duration: few days
First aid: rest in warm and dry environment
Urgency: one to three days
Treatment: antimicrobial therapy, mucosal adstringent, soft palatable diet
Therapy success: 70 to 100%
Convalescence: few days to few weeks