Most common deep neck infection. Early abscesses generally extend superior and anterior. Later, posterior extension allows it to decompress into the parapharyngeal space. Remember, all peritonsillar abscesses are potential parapharyngeal or retropharyngeal abbesses. Symptoms - Tonsillitis that worsens despite antibiotics.
Patients are usually unable to swallow and have trismus.
Exam reveals one tonsil bulging toward the midline displacing the uvula and causing a convexity of the faucial arch. Ten percent need other treatment. May be appropriate in patients over 30 years of age without a history of recurrent tonsillitis. Spaces involving the entire length of the neck A. Superficial space 1. Between the superficial fascia and the deep layer of the deep cervical fascia.