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Nummular Dermatitis Research Paper

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3. Nummular dermatitis. Nummular dermatitis is a chronic inflammatory skin disease characterized by multiple, pruritic, coin-shaped eczematous lesions involving the extremities and the trunk. Nummular dermatitis is often considered to be a form of idiopathic eczema. It is usually seen in females over the age of 50. Numerous factors have been known to cause this condition such as decreased cutaneous lipid production, staphylococcus infections, allergy to metals, and sensitivity to yeast and dust mites. Patients with this condition present with highly pruritic, round, coin-shaped patches of eczematous dermatitis ranging in diameter from 1 to 10 cm. The legs and the upper extremities are the sites most frequently involved and the trunk is less

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