32 - Cutaneous melanoma Risk factors

High risk ( greater than 50-fold increase in risk)   Persistently changing mole   Clinically atypical moles in patient with two family members with melanoma   Adulthood (vs. childhood)   Greater than 50 nevi which are equal to or greater than 2 mm in diameter ------------------------------------------------------------------------------------------------------- Intermediate risk (approximately 10-fold increase in risk)   Family history of melanoma   Sporadic clinically atypical moles   Congenital nevi (?)   White ethnicity (vs. black or East Asian ethnicity)   Personal history of prior melanoma ------------------------------------------------------------------------------------------------------- Low risk (2- to 4-fold increase in risk)   Immunosuppression   Sun sensitivity or excess exposure to sun