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.
In 17th century Italy peach blossoms were made into a poultice for bruises, rashes, eczema, grazes and stings.
Methoxsalen, a drug used to treat psoriasis, eczema or vitiligo
Dogger Bank itch is a cutaneous condition characterized by an eczematous dermatitis caused by exposure to the sea chervil, Alcyonidium diaphanum, a seaweed-like animal colony.
According to a 2010 study by Karlstad University, the concentrations of PGEs (counted as the sum of propylene glycol and glycol ethers) in indoor air, particularly bedroom air, has been linked to increased risk of developing numerous respiratory and immune disorders in children, including asthma, hay fever, eczema, and allergies, with increased risk ranging from 50% to 180%.