Noncancerous, Precancerous and Cancerous Tumors

Picture of Dysplastic Nevi (Atypical Moles)

Picture of Dysplastic Nevi (Atypical Moles)

Dysplastic nevi: Atypical moles whose appearance is different from that of a common ordinary mole. Dysplastic nevi tend to be larger than ordinary moles, have more irregular borders, are often mixed in color and present in large numbers. A dysplastic nevus can give rise to malignant melanoma.

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Text: MedTerms™ Medical Dictionary by MedicineNet, Inc.