The Hutchinson Sign A dark streak on your nail isnt always harmless. In younger people, it can have a benign etiology like trauma, fungus, or normal pigmentation. But in older adults, especially Lentigo Maligna information by DermSurgery from Dr Sandeep Varma Community perceptions of suspicious pigmented skin lesions: are they accurate when compared to general practitioners? ScienceDirect With X rays Medical vocabulary: What does Hutchinson's Melanotic Freckle mean YouTube