Basal cell carcinoma of the groin and buttocks: a clinical and histological analysis of a rare presentation of a common tumor.

Background: Basal cell carcinoma (BCC) is a common tumor but rarely presents on nonexposed skin. We sought to identify and characterize the traits of the malignancy over a 10-year period.

Methods: A retrospective chart review of all BCCs between 2007 and 2017 was performed.