Fig. 3

Previously reported dermoscopic patterns of common fibrous dermatofibroma. a, b Lentigo-like pattern. a Dark phototype. b Clear phototype. c, d Peripheral ringlike structures with central white scarlike appearance. e, f Seborrheic keratosis-like pattern. g, h Multicomponent pattern. i Peripheral pigment network and central inverted network. j Total scarlike patch. The vertical lines in panel c are the measuring lines of the dermlite dermoscope