1,721,016 research outputs found
Diffuse, persistent milia in two infants
No full textThe authors describe two unusual cases of diffuse, persistent milia, which appeared after the first month of life. Histopathology revealed an intradermal small cyst lined by flattened epidermal cells. The authors differentiate the two cases from other milia in infants. The father of one of the two children was affected by sebocystomatosis. Such association in the same family has never been reported in the literat
Parapsoriasis in pediatric age
No full textParapsoriasis is a clinical picture which, although rarely, can be observed in pediatric age. In this article, 7 cases of parapsoriasis affecting subjects under 16 years of age are reported and the diagnostic, prognostic and nosologic difficulties are underlined. The form of parapsoriasis characterized by a single patch and the form characterized by the contemporary presence of both small and large patches were prevalently observed in our group of patients
Vitamin A and vitamin E in dermatology
No full textVitamin A is necessary to maintain the integrity and the differentiation of epithelia of the skin and adnexa. Evident deficiency of vitamin A in chronic diseases, malabsorption and liver affections may result in skin xerosis, follicular keratosis, and metaplasia of mucous membranes. The remarkable toxicity of vitamin A in high doses does not recommend its usage in dermatology. On the contrary the employ of retinoids, synthetic derivatives of vitamin A, brings to excellent results. These vitamin A compounds are much more effective, even if they show important side-effects. Etretinate and isotretinoin are widely used in psoriasis, keratinization disorders, and severe acne. Vitamin E functions in skin biology are not totally known. Vitamin E is used in the treatment of dermolytic recessive epidermolysis bullosa, with controversial results
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