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What is The most common cause of parapharyngeal abscess in adults is? and explain in detail?
The most common aetiology of parapharyngeal abscess is tonsillitis. The most common aetiology of parapharyngeal abscess in adults is dental caries or tooth extraction. Other causes of parapharyngeal abscess occur as a result of the spread of infection from parotid, retropharyngeal, preveebral and submandibular space. (Ref: Scott Brown, 8th edition, VOL 3 )