Metastatic basal cell carcinoma presenting as a neck mass.

Neck masses are common in physicians' daily practice; however, there is a small possibility that the origin of the neck mass is a basal cell carcinoma (BCC). We present a BCC of the scalp that metastasizes to the neck without any lymphoid involvement. We also reviewed possible risk factors for metastasis of the BCC, which is a probable cause of neck mass.