Doctor with dermatoscope checking skin on head. Skin cancer diagnosis rates are on the rise across the developed world. Between 1975 and 2018, American melanoma incidence rates more than tripled from ...

An important clue to the diagnosis of a potential melanoma that neither the ABCDE criteria nor the Glasgow checklist captures is a sign called the “ugly duckling ...

But occasionally, an abnormal mole can be a sign of melanoma, a relatively rare but deadly form of skin cancer. So it’s crucial to know what to look for. (Non-melanoma skin cancers like basal cell and ...