This video tells us about a common skin lesion called lentigo. Lentigo is basically benign hyperpigmented macules that darken in sun exposure. This video is a histological illustration of how these pathologies occur and their prognosis. TIMELINE: 0:03 Introduction 0:29 Melanocytes 1:06 visualizing images (harmful effects on skin) 1:45 Examples of lentigos 2:45 End