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Signs and Symptoms

Dysplastic nevi usually begin to appear in adolescence, most often on the back, chest, abdomen, buttocks, and scalp. They usually are larger than ordinary nevi, averaging about 1 centimeter in size. Unlike common nevi they are colored in varying shades of tan and brown. Sometimes they display an elevated darker portion in the center, with a flat, pale, fuzzy border, giving the appearance of a "fried egg."

When removed and examined microscopically, dysplastic nevi posses...Read the full article