Skin Cancer :
Skin cancer is the most common form of cancer that begins in the skin and spreads to other parts of the body. Symptoms of skin cancer are a new mole that changes in size, shape, and colour and a mole that bleeds, a waxy bump on the face, neck, and ears, a flat, brown colored patch, scars, crusty appearance sores that often bleed, a rough itchy and scaly lesion that bleeds and become crusty. Overexposure to sunlight is the main cause of skin cancer. Risk factors that influence the development of skin cancer are spending time in the sun, sunburns, sunny climates, tanning beds, freckled skin, moles in irregular shapes, actinic keratosis, family history of cancer, and exposure to UV light therapy. Treatment plans include cryotherapy, excisional surgery, Mohs surgery, curettage and electrodesiccation, chemotherapy, immunotherapy, radiation therapy, and photodynamic therapy. Complications of treatment include bleeding, pain and swelling, scars, nerve damage, skin infection, and regrowth of the tumor.