A macule is simply the medical term for a small area of discolored skin, including freckles and age spots. A macule is a flat, distinct, discolored area of skin less than 1 centimeter (cm) wide. It ...

Although a diagnosis can usually be made without further investigation, other congenital melanocytic nevi can present in similar locations. A café-au-lait patch can present on the face, but its ...

The differential diagnosis for melanoma is extremely broad. Various nevi — including dysplastic, combined, congenital, blue, black, and halo — can clinically mimic melanoma. Reticulated lentigo, ...

Nevus (plural: nevi) is the medical term for a mole. Nevi are very common. Most people have between 10 and 40. Common nevi are harmless collections of colored cells. They typically appear as small ...

Acquired melanocytic nevi are clumps of melanocytes which originate in childhood but usually manifest during the prime of life, in individuals in the 30-40 year age group. Their number increases with ...

An infant girl born to Asian parents following an uncomplicated and uneventful pregnancy was noted to have a slate blue-gray macule that covered the upper dorsum of the left foot and the most distal ...