@article{Bonifazi_2016, title={Congenital melanocytic nevus simulating Hutchinson sign.}, volume={26}, url={https://ejpd.com/index.php/journal/article/view/1257}, DOI={10.26326/2281-9649.26.3.1257}, abstractNote={ Congenital melanocytic nevus can mimic all the features of melanoma as size, morphological changes, inflammation, ulceration, regression, recurrence after excision.<br />The clinical features of the here reported congenital nevus simulate a melanoma of the nail matrix, in particular the Hutchinson sign - involvement of the lateral nail fold and hyponychium - and the pseudo-Hutchinson - involvement of the epinychium-.<br />In the nevi of children affecting the nail lamina also the dermoscopy signs can simulate melanoma, mainly the darker pigmentation, the pseudo-Hutchinson sign, the sign of the triangle - larger proximal part of melanonychia - and the presence of points and globules (2).<br />This is why the irregularities of the dermoscopic pattern according to some Authors (1) are not a valid discriminating criterion between nevus and melanoma in children (1). }, number={3}, journal={European Journal of Pediatric Dermatology}, author={Bonifazi, E.}, year={2016}, month={Sep.}, pages={ 173} }