Diminution de la densité de recepteurs à la capsaïcine dans les lésions de psoriasis (Pour les professionnels)

Capsaicin  used topically is used in the treatment of pain following for example shingles = post herpetic neuralgia. In the following study, capsaicin receptors appear to be reduced Capsaicin receptor is also known as TRPV1 32 Patients with psoriasis (lesional) were compared with 20 with normal skin Results TRPV1 was found by RTPCR (polymerase chain…

Traitement du melasma (chloasma) (masque de grossesse) avec des crèmes (Pour les professionnels)

Pathogenesis of melasma (chloasma) (pregnancy mask) remains unknown. Treatment which is effective on the epidermal component of the pigmentation acts by the following mechnisms: inhibition of melanin synthesis blockage of melanosome transker from melanocytes and keratinocytes (niacinamide). Solar eviction and photoprotection are a crucial element in the treatments. The gold standard in the treatment of…

Cysteamine Creme (CC): Comparaison avc l'hydroquinone et traitement de troubles de l'hyperpigmentation (Pour les professionnels)

Hydroquinone is the gold standard in the treatment of hyperpigmentary disorders but there are 3. things to bear in mind: -a concentration of 4% or more is needed to be effective. -because of a higher concecntration, side effects such as exogenous ochronosis are a risk. Because of a lack of evidence pertaining to long term…