Home-based phototherapy for plaque and guttate psoriasis is as effective as office-based phototherapy, according to results of the randomized Light Treatment Effectiveness study. The pragmatic ...

Small, drop-like, salmon-pink, 1 mm to 10 mm papules with a fine scale (see Figure 1). Guttate psoriasis mainly affects the trunk and proximal extremities, but may be generalized in distribution.

Very dark, irregular patches on the vulva characterize vulvar melanosis. Though it may look similar to cancerous lesions, it’s typically harmless and doesn’t require treatment. Irregular ...

Guttate psoriasis is a type of psoriasis characterized by the spontaneous eruption of small, teardrop-shaped skin lesions. In most cases, guttate psoriasis is triggered by group A Streptococcus (group ...

Besides chemicals in tobacco also antimalaria-drugs cause an oral pigmentation. Smoker's melanosis is like the genetic melanin pigmentations, a defence-system in action. The microscope shows smoker's ...

Depigmentation can only turn brown eyes blue or grey. (Jorietha Rabie/Shutterstock) Depigmentation was originally developed to treat ocular dermal melanosis, a condition where the pigment cells don't ...

Psoriasis is a chronic inflammatory disease that occurs when your immune system attacks healthy cells in your body. Alcohol is commonly assumed to trigger the immune dysfunction that results in ...