STL Index for: Thomas Richard

Psoriasis is a chronic inflammatory cutaneous disorder that can significantly affect patient quality of life (QoL). This article discusses immunologic abnormalities, immune mediators, and the possible pathogenesis of psoriasis.

Hand dermatitis (HD) is a common skin disorder affecting individuals of all ages. This article discusses diagnostics, individualizing treatments, lifestyle modifications, and outcomes.

Head lice infestations (Pediculosis humanus capitis) are most prevalent during childhood in industrialized countries. It is estimated to occur in about 1-3% of children aged 6-12 years. Greater susceptibility is associated with girls, which is likely attributed to close contact play and the sharing of objects.

Advancements in topical antipsoriatic therapies have provided safer and more effective treatment options, especially when used in combination. Consequently, much research is underway to investigate novel treatment combinations for psoriasis in the hope that it will provide further enhancements in efficacy.

Topical retinoids are the cornerstone of acne therapy and they can be used across the entire spectrum of acne severity. Selecting the most suitable retinoid formulation, as well as dispensing proper advice in terms of drug application, can improve patient compliance.

Since patient compliance is a concern, a great deal of attention must be given to the methods available to minimize the chance of irritation. In the opinion of the author, this may be the single most important factor influencing the success of topical therapy in acne.

Most HPV infections are asymptomatic and can spontaneously clear on their own. However if treatment is required, there are a number of antiproliferative, destructive, immunomodulatory modalities available. Combination therapies have been shown to be advantageous.

Malassezia are lipophilic yeasts that are normal commensals on the skin surface. There are seven species of these yeasts, which were previously called Pityrosporum. The conditions described in this article are either caused by the Malassezia itself or from some kind of immunological or toxic reaction to the organism.

The skin has evolved to protect us from the harmful effects of ultraviolet light. Sunscreens were first developed to prevent sunburns by blocking UVB; they allowed us to prolong our time in the sun, but that resulted in increased exposure to UVA.

Eczema diagnosis, treatments, and management techniques are discussed. Diagnostic features, treatments both topical and oral, infection control, and a note on calcineurin inhibitors.