**Inability to [[Deglutition|swallow]] due to the swelling may also be fatal
**Inability to [[Deglutition|swallow]] due to the swelling may also be fatal
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*In young thoroughbred '''horses''' [[Nasopharynx Hyperplastic and Neoplastic - Pathology#Pharyngeal lymphoid hyperplasia|equine chronic pharyngitis and lymphoid hyperplasia]] occurs due to chronic exposure to infection
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*In young thoroughbred '''horses''' [[Pharyngeal Lymphoid Hyperplasia|equine chronic pharyngitis and lymphoid hyperplasia]] occurs due to chronic exposure to infection