Melanocytes arise from neural crest cells and populate the epidermis through migration. In all dermal melanocytosis subtypes, melanocyte migration is believed to be arrested in the dermis, leading to ...

A 4-week-old newborn presents confluent blue/gray patches across the buttocks, left leg, and chest and several vascular patches on her back and right thigh. What is her diagnosis? An otherwise healthy ...

RAS proteins are critical for cell divisions, differentiation, and apoptotic processes. Oncogenic RAS variations cause cancer, but they can also induce benign lesions such as thyroid nodules, colonic ...

Please provide your email address to receive an email when new articles are posted on . Brain and/or spinal MRI were effective in detecting melanin in the central nervous system of children with ...

A Florida toddler who was born with a marking on her face that resembles a “Batman” mask will soon travel to Russia in the hopes of receiving an innovative treatment for a rare skin condition. Luna ...

Primary leptomeningeal melanoma is a rare and aggressive tumor of the CNS. It is more common in patients who have multiple congenital melanocytic nevi. Congenital melanocytic nevi are commonly known ...

Melanocytic nevi are a category of benign melanocytic proliferations with a number of subtypes. These include congenital melanocytic nevi, blue nevi, acquired melanocytic nevi, and Spitz nevi. Many of ...

He was in his birthday hirsute. Doctors were flabbergasted after a boy in India was born with thick, dark hair covering more than half of his body, as seen in photos currently going viral online. The ...