Case Challenge! We have a 68 year old patient with no significant past medical history presenting for consultation. A progressively growing melanocytic lesion on the frontal region. Duration: Approximately 1 year. Symptoms: Non pruritic. AD :: Annals of Dermatology Med #Melanocytic lesions (dermoscopy) Benign patterns Blue nevus: Homogeneous steel blue blue pigmentation. Common benign nevus: Regular, symmetric pigment network (often a neat reticular pattern). Benign nevus (globular cobblestone): Viral 'Barbie drug' for tanning can cause brain swelling and even cancer, experts warn