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-The word is of Polynesian origin and is a marker of beauty and sexual attractiveness. -In our countries, demand for tattoos is more related to an identity quest: from homemade tattoos during adolescence  to decorative tattoos which are narcissistic and constitute a kind of... READ MORE

A JAAD Case Reports publication: click HERE for free full article (selected by Dr Christophe HSU, MD  – Dermatologist. Geneva, Switzerland)   Comments This case report mentions the treatment of a type of tattoo, formed of iron particles used to stop bleeding (hemostasis).... READ MORE

What are picolasers (picosecond lasers) ? Employing the selective photothermolysis theory, the narrow pulse width “quality switch” lasers were developed to treat pigmentary disorders and tattoos because melanin and tattoo inks have a very short thermal relaxation... READ MORE

Although tattoos are fairly easy to do they can be a challenge to remove. Why are lasers used for tattoo removal ? In the past tattoo removal involves tissue-destructive techniques including excision/grafting, dermabrasion, cryosurgery and electrosurgery. Although effective at... READ MORE

Beware of skin-colored tattoos (e.g around the mouth): Why ? There is high risk of pigment darkening upon removal (eg Q switched laser): thie pigment turns black (oxydation reaction) Solution: use COs laser ablation: superficial     Beware of gold: Why ? if gold therapy... READ MORE

Q-Switched Nd: YAG Laser The Q-Switched Nd: YAG Laser is a type of laser developed to remove blue, brown, black and possibly other colours of tattoo pigment and certain brown pigment growths and birthmarks from the skin. Although laser sugery is effective in most cases, no... READ MORE

Tattoos are a body modification process which involves the introduction of pigment into the dermis. They are forms of self expression, and historically speaking a form of identification to a group. They range from the small simple “homemade” tattoo to elaborate... READ MORE

Acne Alopecia  Alopecia Areata  Blotchiness (Early Rosacea) Eczema (Dermatitis) Eschar (Pressure Ulcer) Herpes Impetigo Itch (Pruritus)  Keloid Lichen Planus Lupus Erythematosus  Melanoma  Nevus (Mole, Naevus)  Psoriasis  Tattoo Shingles Urticaria (hives) Vitiligo   -Viewed... READ MORE

Le sommaire ci-dessous est en anglais. Pour accéder aux articles en français, cliquer sur “(français)” à la fin de chaque titre.     Characteristics of pigmentary disorders within population groups Acne in Individuals with Colored Skin (français) Acne in... READ MORE

Posts here were written before June 2015. For posts after this date, please go to “Conference Notes” and “Publications in the Scientific Literature”under “Pigmentation”.     Characteristics of pigmentary disorders within population groups Acne in Individuals with... READ MORE