Conservative (i.e. no treatment), or surgical excision. With surgical excision, recurrence is common, usually due to incomplete excision. Often, the tracts of the cyst will pass near important structures, such as the internal jugular vein, carotid artery, or facial nerve, making complete excision impractical due to the high risk of complications.
Branchial cleft cyst
Vascular anomaly
Thyroglossal cyst
Lymphadenopathy
Paradental cyst
Lymphoma
Vocal cord cyst
Thymus