Atypical 2nd branchial cleft cyst (type IV) - infected

Case contributed by Mohammadtaghi Niknejad


Pain and swelling of the neck.

Patient Data

Age: 25 years
Gender: Male

Well-defined cystic mass with thick, smooth and enhanced wall is seen at parapharyngeal-prevertebral spaces. Cervical lymphadenopathies also are noted.

Case Discussion

The imaging findings are compatible with 2nd branchial cleft cyst (atypical - type IV) which seems to be infected. Although the most common location for a 2nd branchial cleft cyst is the submandibular space, the cyst can atypically present in the parapharyngeal space.

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