Dr. Richard Thomas is a practicing dermatologist at Sidra Research and Medical Centre in Doha, Qatar. In addition to his practice, he has been a long-time and well-respected researcher, speaker, and author in dermatology. Dr. Thomas has been the editor in chief at Skin therapy letter and has contributed regularly.
STL Index for: Thomas Richard
Review of Conventional Systemic Therapies for Severe Psoriasis
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.
New and Existing Therapies for Chronic Hand Dermatitis
Hand dermatitis (HD) is a common skin disorder affecting individuals of all ages. This article discusses diagnostics, individualizing treatments, lifestyle modifications, and outcomes.
A Review of Therapeutic Options for Head Lice
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.
Topical Antipsoriatic Treatments in 2007
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.
Natural Topical Retinoids with Emphasis on Tretinoin for the Treatment of Acne
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.
Topical Treatment for Acne: A Case Study
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.
External Genital Warts
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 Infections of the Skin
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.
Skin Conditions and the Sun
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.