Basal cell carcinoma (BCC) is one of the three main types of skin cancer. Lesions are also known as rodent ulcers and are characterised by slow-growth and local invasion. Metastases are extremely rare. BCC is the most common type of cancer in the Western world.

Features

• many types of BCC are described. The most common type is nodular BCC, which is described here
• sun-exposed sites, especially the head and neck account for the majority of lesions
• initially a pearly, flesh-coloured papule with telangiectasia
• may later ulcerate leaving a central 'crater'

Referral

• generally, if a BCC is suspected, a routine referral should be made

Management options:

• surgical removal
• curettage
• cryotherapy
• topical cream: imiquimod, fluorouracil
• radiotherapy