Nummular Eczema

Nummular eczema (discoid eczema) is coin-shaped pruritic erythematous scaly papulovesicular plaques on extremities/trunk, associated with dry skin/atopy, often in winter. Treatment: frequent emollients; moderate-potency topical corticosteroids; oral antihistamines for pruritus; wet wraps for severe; treat xerosis; avoid harsh soaps/irritants; antibiotics if secondarily infected; phototherapy for refractory; follow-up.

Common Symptoms

Coin-shaped pruritic plaques; extremities/trunk; winter; dry skin

Causes and Pathogenesis

Barrier dysfunction + atopy/irritants causes eczematous coin-shaped inflammation.

Treatment

Emollients; topical steroids; antihistamines; treat xerosis

Preventive Measures

Moisturize; gentle skin care; avoid irritants.

Department to Visit

It is recommended to visit the Dermatology/Allergy department; an appointment can be booked on this platform before the visit.

Warm reminder: The above information is for health science reference only and cannot replace professional medical diagnosis. If you have related symptoms, please seek medical attention at a regular hospital promptly.