Achieving clear margins: Review of techniques to more accurately delineate basal cell carcinoma (BCC) macroscopic border prior to excision biopsy

Basal cell carcinoma (BCC) is the most common skin cancer worldwide, and a large proportion are amenable to removal by excision biopsy under local anaesthetic with predetermined margins. This article reviews the techniques reported in the literature to assist surgeons in achieving this aim (Table 1).

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