Many are caused by sun exposure. MELANOMA, one of the deadliest forms of skin cancer, most often appears as an asymmetrical, irregularly bordered, multicolored or tan/brown spot or growth that continues to increase in size over time.. (Some melanomas begin within an atypical mole.)
A mole (nevus) is a benign growth of melanocytes, cells that gives skin its color. Although very few moles become cancer, abnormal or atypical moles can develop into melanoma over time. "Normal" moles can appear flat or raised or may begin flat and become raised over time. The surface is typically smooth.
A normal mole, like the one pictured here, is usually an evenly colored brown, tan, or black spot on the skin.. But moles that are larger and have an abnormal shape or color can sometimes turn into melanoma. View. Melanoma is much less common than basal cell and squamous cell skin cancers, but it is far more dangerous.
A fact sheet about moles and how some moles may be related to melanoma, the most serious type of skin cancer. Includes photos of differences between moles .
Moles tend to be round or oval, and generally symmetrical – meaning one half looks like the other. Moles are benign and require no treatment.
Deadly skin cancer takes on many forms – If anything here looks familiar, get help
MoleScope's imaging app for skin cancer moles comes with preloaded skin cancer images and pictures of cancerous moles to help your dermatologist check for .