Skin cancer
Skin cancer is an abnormal growth of cells on the outermost layer of the skin (epidermis). It rarely spreads beyond the skin, apart from malignant melanoma.
What is skin cancer?
Skin cancer is the most common form of cancer worldwide. It occurs when a malignant (cancerous) growth develops in the outermost layer of the skin, called the epidermis.
Skin cancer is most common on the areas of your skin that are exposed to the sun, such as your scalp, face, ears, lips, neck, chest, arms, and hands. Skin cancer rarely spreads to other parts of your body, apart from malignant melanoma.
The epidermis contains 3 different types of cells:
squamous cells – just below the outer surface
basal cells – below the squamous cells, these produce new skin cells
melanocytes – these are in the lower part of the epidermis and give the skin its normal colour
There are 3 main types of skin cancer:
squamous cell carcinoma – accounts for around 25% of all skin cancers. It’s quite aggressive but rarely spreads to the nearby lymph nodes
basal cell carcinoma – this accounts for 70% to 75% of all skin cancers and is the most common. It progresses very slowly but can be destructive to local cells
malignant melanoma – this is the most aggressive type of skin cancer that accounts for between 1% and 5% of cases and can spread to other parts of your body
At our state-of-the-art Skin Health centre, our expert dermatologists can diagnose all types of skin cancer and offer the most appropriate treatment.
More information
The main symptom of skin cancer is a change in your skin, particularly a new growth or a sore that doesn’t heal.
You may notice any of the following:
a small, smooth, shiny, pale, or waxy lump
a firm red lump
pain or itching around a growth on your skin
a lump that bleeds or forms a crust
a flat red spot that’s rough, dry, or scaly
rough red or brown scaly patches (known as actinic keratosis) can turn into squamous cell cancer
changes to an existing mole or freckle, such as a change in size, shape, or colour
Most skin cancers are caused by exposure to ultraviolet (UV) light from the sun or tanning beds. UV light contains radiation that changes the DNA inside skin cells and causes damage that can lead to skin cancer.
Some skin cancers occur on parts of the body that aren’t usually exposed to UV light, meaning there appears to be another cause. Experts aren’t sure what causes these types of skin cancer, but they may be due to having a weakened immune system or a family history of skin cancer.
Skin cancer is more likely to develop in people with the following risk factors:
lighter natural skin colour
family or personal history of skin cancer
a history of sunburn early in life
skin that burns, freckles, reddens easily or becomes painful in the sun
blue or green eyes
blonde or red hair
a large number of moles
At your first Welbeck consultation, you’ll be seen by a consultant dermatologist. They’ll ask you about your symptoms, general health, family and medical history, and any medications you take regularly. They’ll also perform a physical examination and look at your skin.
If you have an area of skin that looks abnormal, your consultant will remove all or part of the growth (biopsy) and send the tissue to the laboratory to check for cancer cells.
Screening for skin cancer
If you have a history of skin cancer or an increased risk of developing the condition, you may choose to have regular screening to pick up any changes early.
Screening techniques include:
mole checks – your dermatologist will examine your skin using a device called a dermatascope to determine if there are any abnormalities or moles that need further monitoring or removal
mole mapping – uses an advanced whole body 3D imaging system to map and monitor your moles regularly and check for any changes
Most skin cancers are caused by exposure to ultraviolet radiation from sunlight and tanning beds/lamps, with both ultraviolet A (UVA) and ultraviolet B (UVB) contributing to skin cancer development.
Therefore, the best way to prevent skin cancer is to protect yourself from the sun by doing the following:
use sunscreen with both UVA and UVB protection of SPF 30 or higher when outside
stay in the shade, especially between 10 am and 4 pm, when UV rays are strongest and most damaging
cover any exposed skin with clothing
wear a wide-brimmed hat to protect your head, face, ears and neck
wear sunglasses that wrap around and block as close to 100% of both UVA and UVB rays as possible
don’t use tanning beds
Most skin cancer is treatable, especially if caught in the early stages of the disease; however, skin cancer is a serious condition that needs immediate treatment.
Untreated skin cancer can lead to long-term complications, including:
metastasis – some types of skin cancer, such as melanoma, can spread to your other organs, like your lungs, liver, bones, and brain, which can be fatal
infections
scarring and disfigurement – can result from the cancer itself, or surgery to remove it
damage to nearby tissues, such as muscles and nerves
fluid build-up in your tissues (lymphoedema)
recurrence – skin cancer can come back after treatment
The main goal when treating skin cancer is to completely remove or destroy the cancer without leaving too much of a scar.
Treatment options depend on the size and location of the cancer, the risk of scarring, your age, general health, and medical history.
Possible treatments for skin cancer include:
curettage and electrodesiccation – in this procedure, your surgeon uses a spoon-shaped instrument called a curette to scoop out the cancer. They will then treat the area with an electric current to control any bleeding and destroy any remaining cancer cells at the edge of the wound (electrodesiccation). This is carried out under local anaesthetic, and most patients heal with a flat white scar
Mohs surgery (margin-controlled excision) – this is a surgical technique that aims to remove all of the cancerous tissue and as little healthy tissue as possible
cryosurgery – certain small skin cancers and actinic keratosis can be treated by applying liquid nitrogen to freeze and kill the abnormal cells. You may need to have more than one treatment to completely remove the growth
laser therapy – for cancers that only involve the outer layer of skin, this procedure uses a narrow beam of light to remove or destroy the cancer cells. Photodynamic therapy is the process of using a combination of laser light and drugs to make the cells more sensitive to the light before treatment
excision surgery – this is the main treatment used for skin cancer and involves removing the tumour and some surrounding tissue with a scalpel
radiation therapy – this is mainly used for skin cancers in areas that are difficult to treat with surgery. You may need several treatments to fully destroy all of the cancer cells
topical chemotherapy – this involves applying anti-cancer drugs to your skin in the form of a cream or lotion, and may be used to treat actinic keratosis and some superficial cancers
At Welbeck, our dermatologists are experts in their field and are dedicated to providing world-class care to every patient.
With access to colleagues across other specialities, our consultants are also able to refer within the Welbeck ecosystem if required to ensure you receive the treatment you need as quickly as possible, all under one roof.
All appointments, testing, treatment, and follow-up appointments take place within our state-of-the-art facilities, enabling us to deliver accurate diagnostics and advanced treatments.
Your health is important to us, so we strive to offer same-day appointments whenever possible.
Our consultants are recognised by the major health insurance companies. If you have private health insurance, your treatment at Welbeck can begin once you have obtained authorisation. We also provide care to self-paying patients. Learn more about the different payment options at Welbeck.
Get in touch today to book an appointment.
Our specialists
Professor Hiva FassihiConsultant Dermatologist
Dr Ien ChanConsultant Dermatologist
Dr Rakesh AnandConsultant Dermatologist
Dr Natalie AttardConsultant Dermatologist
Dr Emma CraythorneConsultant Dermatologist
Miss Natasha BerridgeConsultant Maxillofacial & Facial Plastic Surgeon
Dr Louise FearfieldConsultant Dermatologist
Dr Kapil BhargavaConsultant Dermatologist & Dermatologic Surgeon
Dr Suchitra ChinthapalliConsultant Dermatologist
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Frequently asked questions
Yes, skin cancer can often be cured, especially when it’s treated early and hasn’t spread.
The primary treatment for skin cancer is surgery to remove the cancerous cells, and in some cases, some of the surrounding tissue.
However, the most appropriate and effective treatment depends on the type, location, and stage of skin cancer you have, as well as other factors such as your age and general health. Your consultant will recommend the best treatment for you depending on your individual circumstances.
You should check your skin monthly, preferably on the same day each month, to look for any new or changing moles or other abnormalities.
If you have an increased risk of skin cancer, such as a family history of the disease, a history of sunburn or excessive sun exposure, or more than 50 moles, we recommend seeing a dermatologist once a year for a professional skin check.
Make an appointment with a consultant if you notice any changes to your skin, such as a lump or sore that doesn’t heal, new marks or moles or changes to an existing mole.
For existing moles, use the ABCDE method of evaluation changes as follows:
asymmetry – one half of your mole doesn't match the other
border – the edges of your mole are irregular or uneven
colour – your mole contains several colours or has changed colour
diameter – your mole is larger than the size of a pencil eraser (6mm)
evolution – your mole has changed size, shape, or colour over time or is itching, bleeding, or crusting