Atypical 2nd branchial cleft cyst (type IV) - infected
Pain and swelling of the neck
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Axial C+ arterial phase
Well-defined cystic mass with thick , smooth and enhanced wall is seen at parapharyngeal-prevertebral spaces . Cervical lymphadenopathies also are noted .
The findings 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.
- Harnsberger HR, Mancuso AA, Muraki AS et-al. Branchial cleft anomalies and their mimics: computed tomographic evaluation. Radiology. 1984;152 (3): 739-48. Radiology (abstract) - Pubmed citation
- Koeller KK, Alamo L, Adair CF et-al. Congenital cystic masses of the neck: radiologic-pathologic correlation. Radiographics. 19 (1): 121-46. Radiographics (full text) - Pubmed citation