Nonmelanomaskincancer may appear as a change in the
skin, such as a growth, an irritation or sore that does not heal, or a change
in a mole or a skin growth.
Basal cell carcinoma usually affects the head, neck, back, chest, or shoulders. The
nose is the most common site. Signs of basal cell carcinoma can vary depending on the type and may
include skin changes such as a:
All potentially cancerous skin growths must be biopsied to confirm a cancer diagnosis. Depending on the suspected type of skin cancer, the biopsy techniques vary slightly but crucially.
Any potential melanoma requires a surgical biopsy, in which the entire growth is removed with a scalpel if possible. A pathologist then studies the sample under a microscope to determine whether cancer cells are present.
If melanoma is diagnosed, other tests may be ordered to assess the degree of cancer spread (metastasis)...