What's the difference between a regular mole and a dysplastic nevus? both had the potential to become malignant.

D. Nevi vs. melanoma: Any skin color can have nevi, but they are harder to follow on dark skin. Nevi, pigmented lesions, can change color, itch, bleed, or have irregular borders. They are on the spectrum from dysplastic nevus to malignant melanoma. Some people have many nevi and are at higher risk of getting a melanoma, especially with family history. Sun Protective clothing is key: sunscreen doesn't block melanoma.