One of the most common forms of cancer is skin cancer. More than one million new cases for skin cancer occur every year. It is estimated that fifty percent of all Americans who live to the age of 65 may develop it at least once.
Malignant growth on the skin is termed as skin cancer. It usually develops in the outer layer of the skin known as epidermis. Person having skin cancer will have a visible tumor. This clear visible tumor makes it detectable in early stages. People having skin cancer may not die of it unlike other forms of cancers.
Types of skin cancer
Skin cancer basically refer to 3 different conditions. These are as mentioned below:
• Basal cell carcinoma. It is also sometimes known as basal cell carcinoma epithelioma.
• Squamous cell carcinoma. The first stage of this is known as actinic keratosis.
• Melanoma. It is the most dangerous type of skin cancer.
The first two is the most common types of skin cancer and they are also sometimes referred by a single name, nonmelanoma skin cancer. The third one is serious most form of skin cancer as it quickly spreads (metastasize) throughout the body.
Signs of skin cancer
Let us know the signs of the above mentioned three types of skin cancer.
• The basal cell carcinoma is a raised, smooth and pearly bump. It is usually on the sun-exposed skin such as head, neck or shoulders. In many cases even small blood vessel is visible inside the tumor. Sometimes it is mistaken with soar.
• Squamous cell carcinoma is basically a red, scaling, thickened patch on the skin with ulceration and bleeding. This type of skin cancer if untreated then it may grow into a large mass.
• Melanomas, the most dangerous skin cancer, are brown to black looking lesions. Its signs are change in size, shape, color or elevation of a mole.
What causes skin cancer
The following are few of the main factors that may cause skin cancer:
• Too much exposure in the sun or sunburn
• One who have light-colored skin, hair and eyes
• If any member of the family have skin cancer
• Smoking tobacco or related products
• Chronic non-healing wounds such as burns. Marjolin’s ulcers may also develop into squamous cell carcinoma.
• Ultraviolet germicidal irradiation
• Above 50 years of age