Conference Notes
Miscellaneous
Wednesday, October 3rd, 2012Conference Notes – Table of Contents Confocal Microscopy International Psoriasis Master Class (Brussels, Belgium): List of Participants
Subcutaneous Fat Necrosis of the Newborn
Saturday, September 29th, 2012Subcutaneous Fat necrosis of the newborn What is Subcutaneous Fat necrosis of the newborn ? It is a lobular panniculitis. It is associated with complications during labor (labour) It presents as asymptomatic indurated subcutaneous dark-red nodules which are typically located in bone proeminant areas (upper back, proximal limbs, cheeks…) When does it occur ? It […]
Combination treatments (TC) for hyperpigmentary disorders are overused (Hydroquinone-Steroid-Retinoid) (For Professionals)
Saturday, September 29th, 2012Poster: A retrospective analysis of the topical preparations used by melasma patients of darker skin types – highlighting the rampant use of triple combination formulations Kandhari R The authors sought to evaluate the use of Triple Combination (TC) creams by the population in India (Hydroquinone-Retinoid-Steroid) TCs consist of the combination of hydroquinone, a steroid, and […]
Treatment follow-up of melasma (chloasma, pregnancy mask) (For Professionals)
Friday, September 28th, 2012Whether treating : dermal and/or epidermal melasma… with topicals (Hydroquinone…)… with chemical peels… with lasers… …Always document the treatment with: Clinical Photographs Measurement of the pigmentation on the skin (Skin Chromameter) Contributors: Dr Christophe HSU – dermatologist. Geneva, Switzerland Source of Information: 2012 (09) – Sachdev M. .21st Annual Congress of the EADV (European Academy […]
How to choose a sunscreen when treating melasma (chloasma, pregnancy mask) ? (For Professionals)
Friday, September 28th, 2012An SPF (Sunprotection Factor) of 30 or more is recommended Physical sunscreens containing particles are privileged (over chemical sunscreens). Indeed physical sunscreens protect against all the visible light and not only UV rays. Sunprotection is only effective if sunexposure is avoided Contributors: Dr Christophe HSU – dermatologist. Geneva, Switzerland Source of Information: 2012 (09) – […]
Is Ochronosis when treating with Hydroquinone rare ? (For Professionals)
Friday, September 28th, 2012Articles are available concerning (exogenous) ochronosis It can be said here that: It is not as rare as we think This side effect of hydroquinone use is underreported and underdiagnosed. Indeed a biopsy (often on the face) is needed to make the diagnosis. Contributors: Dr Christophe HSU – dermatologist. Geneva, Switzerland Source of Information: 2012 […]
Treatment of Solar Lentigines in Caucasians (For Professionals)
Friday, September 28th, 2012About lentigo solaris (solar lentigo, lentigines): Occurs in sun exposed areas typically in individuals aged 50 and over Histologically, pigmentation is located in the epidermis, in the basal layer. (Stratum basale) It is caused by an increased number of melanocytes who have a normal amount of melanin Treatment options include: cryotherapy chemical peels Solar lentigines […]
Treatment of post-inflammatory Hyperpigmentation (PIH) in Caucasians (For Professionals)
Friday, September 28th, 2012Post-inflammatory hyperpigmentation is located in the dermis. Wood’s lamp is useful to diffrentiate with other pigmentary disorders such as melasma (chloasma, pregnancy mask) Causes include: infections allergies mechanical factors or trauma phototoxic and photoallergic (cosmetics) reactions inflammatory skin conditions (lichen planus, Systemic Lupus Eythematosus (SLE)) Treatment: the condition is spontaneously resolutive over a few months […]
Melasma (Chloasma, Pregnancy Mask) in Caucasians: Epidemiology and treatment (For Professionals)
Friday, September 28th, 2012Epidemiology Melasma (chloasma, pregnancy mask) is more frequent in Caucasian individuals with the following genetic factors: In Germans, Poles and Russians In individuals of Jewish descent (location is typically on the the face) If we take into account skin phototypes (Fitzpatrick): types I and II phototypes tend to have melasma before pregnancy and in young […]
4-n-butylresorcinol (4NB) in the treatment of pigment disorders (For Professionals)
Friday, September 28th, 2012The authors seek to measure the effet of 4-n-butylresorcinol to treat pigmented spots by comparing it with hydroquinone, arbutin and kojic acid. Hypothesis: Tyrosinase is the enzyme enabling the production of melanin. Many studies only investiage tyrosinase in mushrooms and mice melanoma cells These substances are not necessarily inhibitors of human tyrosinase Study Comparison of […]
