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lentigo

Pronunciation: len-ti'go, len-tij'i-nez

Definition: A benign, acquired brown macule resembling a freckle except that the border is usually regular and microscopic elongation of rete ridges is present, with increased melanocytes and melanin pigment in the basal cell layer.

Synonym(s): lentigo simplex

[L. fr. lens (lent-), a lentil]

See Also: junction nevus

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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