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Sinus diseases usually cause unilateral nasal discharge (purulent, bloody, or malodorous). Facial deformity and/or dyspnea can also be associated with sinus cysts or neoplasms. Treatment is directed toward the primary cause, but secondary sinusitis also usually requires specific therapy with drainage, antimicrobials and lavage.
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16 Φεβ 2023 · Equine sinusitis can have a primary or secondary origin. Horses with an upper airway bacterial infection can develop primary sinusitis when the bacteria invade the sinus, inflaming the mucosa and impairing mucociliary function.
Signs & Symptoms. The most common sign of sinusitis (either primary or secondary) is nasal discharge. The nasal discharge usually occurs on the side of the affected sinus (unilateral) only (Figure 1). The appearance and character of the discharge is variable, and may contain pus or blood, with or without an odor.
17 Μαΐ 2011 · Summary. Treatment of the different types of equine sinusitis, in particular those of chronic (>2 months' duration) sinusitis can be difficult, with many such cases not responding to more conservative measures such as rest, antibiotic therapy or sinus lavage.
22 Φεβ 2011 · Equine sinusitis can have a variety of causes, including primary sinusitis following upper respiratory tract infections, and secondary sinusitis caused by dental infections, intrasinus benign and malignant growths and head trauma.
15 Οκτ 2024 · Causes of secondary sinusitis include dental disease, facial trauma, maxillary cysts, ethmoid hematomas, sinonasal neoplasia, and post-operative complication of tooth repulsion surgery (3,4).
Equine paranasal sinusitis is an infection of the horse's perinasal sinus cavities. Horses have 7 bilaterally paired sinuses that all drain into the nasal cavity through an opening into the nasal passage. Symptoms. Unilateral or bilateral, malodorous to purulent nasal discharge. Facial swelling or asymmetry. Increased respiratory rate.
