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Thursday, 6 September 2007
A 51-year-old woman consulted for yellowish- whitish papular lesions on her forehead.
Dermoscopy showed aggregated white-yellow nodules (see white circles), surrounded by branching vessels that extend towards the center of the lesion without crossing it: these crown vessels (radial wreath-like) are typical of the vessels observed in sebaceous hyperplasia.
Aggregated white-yellow nodules and crown vessels ( radial wreath-like) are the 2 key signs for dermoscopic diagnosis of a sebaceous hyperplasia.