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…
Ang (HQ) Hydroquinone ay ginagamit ng marami bilang pampaputi ng balat. Ito ay may katamtamang epekto sa pagpapaputi at umaaksyon sa pagbabawas ng bilang ng mga selulang gumagawa ng melanin sa panlabas na bahagi ng balat. Ang mga pormulasyon na naglalaman ng hanggang 2% ng HQ ay pinapayagan ng FDA na gamitin bilang pampaputi ng…
Rule No: 1 Recognize melasma (chloasma, pregnancy mask) Rule out the differential diagnoses: lichen planus pigmentosus (darker skin patients (Indians), pigmentation is often seen behind the ears) Hori’s Nevus Drug-induced hyperpigmentation ochronosis Rule No: 2 If the patient reports worsening of melasma with hydroquinone use, consider seriouslsy the diagnosis of ochronosis: Stage 3 ochronosis is…
Rule No: 1 Recognize melasma (chloasma, pregnancy mask) Rule out the differential diagnoses: lichen planus pigmentosus (darker skin patients (Indians), pigmentation is often seen behind the ears) Hori’s Nevus Drug-induced hyperpigmentation ochronosis Rule No: 2 If the patient reports worsening of melasma with hydroquinone use, consider seriouslsy the diagnosis of ochronosis: Stage 3 ochronosis is…
Hydroquinone (HQ) is the most widely used skin depigmenting agent. This agent has a moderate skin depigmenting effect and acts by reducing the number of melanin synthesizing cells in the epidermis. Formulations containing up to 2% HQ are allowed by FDA to be used for skin whitening in normal individuals. These formulations can be purchased…
