Basal cell carcinoma with perineural invasion: A prospective study examining subtype, tumor surface diameter, invasion depth, and anatomic site in 3005 consecutive cases.

Background: Basal cell carcinoma (BCC) may present with or without perineural invasion (PNI). We reviewed BCC for PNI by subtype, microscopic tumor surface diameter, invasion depth, and anatomic site.

Method: Consecutive excisions were prospectively collected in an Australian center 2016-2018.