Types of skin cancer
BMJ Group Medical Reference
There are three main types of
skin cancer. The main features of all three are described in the table below.     
Melanoma (skin cancer) Squamous cell skin cancer Basal cell skin cancer How common is it? Least common type Second most common type Most common type How serious is it? Most serious Somewhat serious Least serious How do you get it? Linked to bad sunburn Linked to spending time in the sun over many years Linked to being in the sun Will it spread? Most likely to spread Can spread, but it's not likely to Almost never spreads How does it start? Usually starts in a mole; the mole may bleed, change shape or colour, itch, spread or turn into a scab Usually shows up as lumps, or red or brown flaky patches, on your face, arms, legs, body, ears or lips; can start on top of an old scar Usually shows up as small lumps on your head, neck and hands How long does it take? Can develop quickly Takes many years to develop, but grows faster than basal cell skin cancer Takes many years to develop Who is at risk? Younger people are most likely to get it Older people are most likely to get it Older people are most likely to get it Citations
For references related to Skin cancer (squamous cell) click
January 07, 2011
This information does not replace medical advice. If you are concerned you might have a medical problem please ask your Boots pharmacy team in your local Boots store, or see your doctor.
© BMJ Publishing Group Limited ("BMJ Group") 2009-2013. All rights reserved.