Ito's nevus

I·to's nevus

Pigmentation of the skin that is innervated by lateral branches of the supraclavicular nerve and by the lateral cutaneous nerve of the arm, caused by the presence of scattered melanocytes in the dermis.
References in periodicals archive ?
7,8 Ito's nevus is another dermal lesion distinguishable from the nevus of Ota only by its typical localization on the shoulder, neck, supraclavicular area and upper arm.