N Montélimard

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Congenital pigmented nevi are found in approximately 1% of newborn infants. Two main factors determine their management: 1) the risk of malignancy (melanoma); 2) the aesthetic consequences, these factors being themselves dependent upon the size and the localization of the nevi. Thus, if the systematic resection of small nevi is not required, early treatment(More)
Psoriasis is a common chronic disease in childhood of yet unclear etiology. Thirty per cent of psoriatic patients experience onset of their disease before 15 years of age. Psoriasis is exceptionally congenital but may present in infancy as a napkin dermatitis. There are specific pediatric clinical forms, but at the beginning the eruption is usually(More)
Lichenoid eruptions are represented by lichen planus and lichen striatus. They are characterized clinically by a papulous eruption, and histogically by a dermal superficial infiltrate of lymphocytic cells and a cytotoxic reaction directed against basal keratinocytes. The main differential diagnosis is hamartoma, the differentiation being important because(More)
Granuloma annulare is a benign, common, inflammatory skin lesion of unknown etiology that is seen in both adults and children. The typical lesions are single or multiple small cutaneous papules with an annular distribution. The histology is consistent with an area of fibrinoid degeneration of collagen, surrounded by palisading histiocytes and inflammatory(More)
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