Athlete's foot can usually be diagnosed by visual inspection of the skin, but if the diagnosis is uncertain, direct microscopy of a potassium hydroxide preparation of a skin scraping (known as a KOH test) can confirm the diagnosis of Athlete's foot and help rule out other possible causes, such as candidiasis, pitted keratolysis, erythrasma, contact dermatitis, eczema, or psoriasis.
Methoxsalen, a drug used to treat psoriasis, eczema or vitiligo
In addition Dithranol may act by reducing the elevated levels of cGMP that occurs in psoriasis.
IgE is known to be elevated in various autoimmune disorders such as Lupus(SLE), Rheumatoid Arthritis(RA) & psoriasis, and is theorized to be of pathogenetic importance in RA and SLE by eliciting a hypersensitivity reaction.
Clinical observations made by professor Rudnicka and her co-workers indicate the rationality of long-term low-dose antibiotic therapy in chronic inflammatory skin diseases: SLE and psoriasis.
He served as chairman of the Psoriasis Task Force of the American Academy of Dermatology (AAD), and was a member of the Scientific Assembly Council.