nummular dermatitis


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num·mu·lar ec·ze·ma

discrete, coin-shaped patches of eczema.
Synonym(s): nummular dermatitis

nummular dermatitis

[num′yələr]
Etymology: L, nummuli, petty cash; Gk, derma, skin, itis, inflammation
a skin disease characterized by coin-shaped, vesicular, or scaling eczema-like lesions, commonly on the forearms and front of the calves. The cause is unknown.
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Nummular dermatitis
References in periodicals archive ?
Nummular dermatitis can present with discreet, annular pruritic eczematous plaques, often with crusting.
The clinical diagnosis was atypical nummular dermatitis.
11 50% of patients with nummular dermatitis showed positive patch test reaction.
The most frequent types of eczematous dermatitis were contact dermatitis (72%), seborrheic dermatitis (10%), nummular dermatitis (%7.
Hypnosis has been found useful to treat a number of skin disorders including acne excoriee, alopecia areata, atopic dermatitis, congenital ichthyosiform erythroderma, dyshidrotic dermatitis, erythromelalgia, furuncles, glossodynia, herpes simplex, hyperhidrosis, ichthyosis vulgaris, lichen planus, neurodermatitis, nummular dermatitis, postherpetic neuralgia, pruritus, psoriasis, rosacea, trichotillomania, urticaria, verruca vulgaris, and vitiligo.
Eradicative therapies were effective and led to improvement of the symptoms of chronic urticaria, nummular dermatitis and prurigo chronica multiforme in 60 Percent , 54 Percent and 50 Percent of the patients, respectively.
3) Clinically, our patient's lesional morphology also may appear similar to the eczematous plaques of nummular dermatitis, but spontaneous involution of the latter is less likely upon removal of the offending allergen.
In the classic configuration, AD presents as poorly demarcated papules and plaques; however, AD also may have a well-demarcated nummular configuration, resembling nummular dermatitis.
TABLE Differential Diagnosis of Atopic Dermatitis Autosomal recessive hyperimmunoglobulin E syndrome (AR-HIES) Benign cephalic histiocytosis Contact dermatitis (irritant or allergic; consider bathing products, moisturizers) Cutaneous T-cell lymphoma Immunodysregulation, polyendocrinopathy, enteropathy, X-linked (IPEX) syndrome Langerhans cell histiocytosis Netherton syndrome (severe erythroderma, failure to thrive) Nummular dermatitis Psoriasis (rash in napkin distribution, which is not typical for atopic dermatitis) Pediatric herpes simplex virus infection Scabies (papular and nodular, affecting palm and sole) Seborrheic dermatitis Severe combined immunodeficiency (SCID) Staphylococcus aureus infection Wiskott-Aldrich syndrome (bleeding disorder, low platelet count) Zinc deficiency
TABLE Differential Diagnosis of Atopic Dermatitis Autosomal recessive hyperimmunoglobulin E syndrome (AR-HIES) Benign cephalic histiocytosis Contact dermatitis (irritant or allergic; consider bathing products, moisturizers) Cutaneous T-cell lymphoma Immunodysregulafion, polyendocrinopathy, enteropathy, X-linked (IPEX) syndrome Langerhans cell histiocytosis Netherton syndrome (severe erythroderma, failure to thrive) Nummular dermatitis Psoriasis (rash in napkin distribution, which is not typical for atopic dermatitis) Pediatric herpes simplex virus infection Scabies (papular and nodular, affecting palm and sole) Seborrheic dermatitis Severe combined immunodeficiency (SCID) Staphylococcus aureus infection Wiskott-Aldrich syndrome (bleeding disorder, low platelet count) Zinc deficiency
It also has been referred to as discoid eczema and nummular dermatitis.
The patients may have plaques typical of psoriasis and features of dermatitis, or scaling erythematous patches with features that are intermediate between nummular dermatitis and psoriasis.