Abstract
First brachial cleft cyst arise due to incomplete fusion of first and second brachial arches. It is classified into type 1, which is thought to arise from the duplication of the membranous external ear canal and are composed of ectoderm only, and type 2 that have both ectoderm and mesoderm which presents as parotid swelling. As it is rare it is easily misdiagnosed and mismanaged. First branchial cleft cyst are rare causes of parotid swellings as in this case reports.
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