Which type of skin cancer has the highest mortality rate?

Melanoma is known for having the highest mortality rate among skin cancers due to its aggressive nature and potential to metastasize, or spread to other parts of the body, more rapidly than other types of skin cancer. This type of cancer arises from melanocytes, the pigment-producing cells in the skin, and can develop anywhere on the body, often starting as a mole or dark spot that changes in appearance.

The prognosis for melanoma significantly depends on early detection and treatment. When diagnosed at an early stage, it can often be treated effectively, but if it progresses to later stages, the likelihood of survival decreases dramatically. Regular skin examinations and awareness of changes in skin appearance are vital in catching melanoma early, emphasizing the need for education on this particular type of skin cancer.

Basal Cell Carcinoma and Squamous Cell Carcinoma, while common and often requiring treatment, typically have much lower mortality rates because they are less likely to metastasize and are usually detected early. Keratoacanthoma is usually considered a benign growth rather than a true form of skin cancer, which contributes to its lower associated mortality rate as well.