Posts Tagged ‘nevus of Ota’

Migration of Melanocytes during Melanogenesis

Sunday, May 13th, 2012

Melanocytes originate from the neural crest. During early embryogenesis, melanocyte precursors migrate from the neural crest to the epidermis in a dorsolateral fashion. This migration is also done to the internal ear. This migration pathway and the maturation of the melanoblasts are regulated by a variety of factors, which included tyrosinase receptors such as c-kit. […]

Skin Conditions Around The Eyes

Sunday, November 29th, 2009

Dr Christophe Hsu – dermatologist. Geneva, Switzerland Eyelid Contact Dermatitis Cosmetics and cleansers are usually used on the eyelids or eyelashes. These can cause an irritant or allergic reaction in patients sensitive to such cosmetics and cleansers. Patients will complain of itching, burning and redness. Signs of contact dermatitis include blistering, redness and scaliness. If […]

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