A neck mass or neck lump is an ambiguous mass found in the neck area.
There are many different possible causes,[1] including head and neck cancer[2] and congenital conditions like branchial anomalies and thyroglossal duct cysts.
[3] Workup of a neck mass includes a medical history and a physical examination, where important characteristics are location, size, shape, consistency, tenderness, mobility, and color.
[4] When this is not conclusive, further workup includes: In some cases, fine needle aspiration may assist in the diagnosis.
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