As Figures 26.1-26.3 show, clinical appearances and morphology for BCC are diverse. They include nodular, cystic, ulcerated (rodent ulcer), superficial, morphoeic (scarring), keratotic and pigmented variants. Nodular BCC is the most common type (60%) in the UK. However, in other countries such as Australia, superficial BCC is the most common type.17 Eighty-five per cent of all BCCs appear on the head and neck region,9,10 visible areas where a good cosmetic and functional result is important.
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