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Biomedical subjects

S Menni

Publications and source records attributed to S Menni.

At least 55 records · Page 3Linked to original sources

Treatment of extensive warts with etretinate: a clinical trial in 20 children.

To evaluate the clinical-effectiveness of etretinate in the treatment of papilloma virus infections, 20 children with extensive warts were given this oral retinoid for a period not exceeding three months at a dosage of 1 mg per kg per day. Sixteen patients showed complete regression of the disease without relapse, while in 4, lesions recurred after partial regression had been obtained. A follow-up of two years confirmed these findings. The results of this preliminary study are encouraging. Additional study is needed to determine the ultimate usefulness of etretinate in the treatment of refractory warts.

Child↗

Incontinentia pigmenti and Behçet's syndrome: an unusual combination.

We describe an unusual case of a child who had had incontinentia pigmenti from birth and developed the clinical picture of Behçet's syndrome at five years of age. Among the various investigations performed, chemotactic activity of the polymorphonuclear leukocyte was found to be low. We discuss the possibility that there are common immunological abnormalities in the two syndromes.

Behcet Syndrome↗

Gingival hyperplasia by nifedipine. Report of a case.

We describe a case of gingival hyperplasia in a 36-year-old renal transplantation recipient treated with nifedipine for severe arterial hypertension. The appearance of the gingival disorder was probably related to nifedipine intake. Histologically, in addition to the findings of acanthosis, papillomatosis and connective tissue hyperplasia, there was also an important plasma cell inflammatory infiltrate.

Adult↗

Characterization of T cell subsets in patients with atopic dermatitis using OKT monoclonal antibodies.

The distribution of T cell subsets has been studied by means of OKT monoclonal antibodies in 19 children with atopic dermatitis. In these patients a decreased percentage of circulating OKT4+ cells has been observed, while no difference has been found between atopic and normal subjects, regarding the percentages of circulating OKT8+ and OKT11+ cells. An increased OKT4+/OKT8+ ratio has been detected only in three children with a particularly severe and extensive atopic eczema.

Adolescent↗

[Vitamin A and vitamin E in dermatology].

Vitamin 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.

Dermatology↗

Demodectic infestation of the pilosebaceous follicle.

Scanning electron microscopy revealed Demodex folliculorum on the face surface of twenty healthy subjects. The ultrastructural morphology of Demodex and the follicle parasitization process are briefly illustrated.

Adult↗

[Leukonychia totalis and ectodermal dysplasia. Report of 2 cases].

The authors describe two brothers showing leukonychia totalis in association with deafness, hyperkeratosis palmaris and plantaris, scalp modifications and dental lesions. The onychopathia began during early childhood and was also present in four other members of the same family. All nails of both hands and feet were affected and appeared white, dull and with inconspicuous lunulae. The hair was rough, dark, bristly, looking like steel wire. In particular, the changes of the hair shaft were studied under scanning electron microscope. Hair dysplasia, accompanied by structural changes such as complete and incomplete twistings, longitudinal grooves and modified imbrication, was found. After briefly reviewing the literature on the subject, the authors point out the suggestive hypothesis that all these manifestations might possibly we ascribed to a single genetic defect, in spite of their different clinical features in the various patients.

Adolescent↗

Neurologic abnormalities in two patients with facial hemiatrophy and sclerosis coexisting with morphea.

Progressive facial hemiatrophy or Parry-Romberg syndrome is a rare entity characterized by unilateral atrophy of the skin, subcutaneous tissue, and the underlying bony structures. This syndrome has many features of linear scleroderma en coup de sabre but is distinguished by more extensive involvement of the lower face and by only slight cutaneous sclerosis. We describe two unusual children with both atrophic and sclerotic changes of half of the face coexisting with multiple plaques of typical morphea. Both children developed neurologic disturbances with cranial magnetic resonance imaging (MRI) abnormalities 2 years and 15 years, respectively, after the onset of cutaneous lesions. Thus considering that it may not be possible to correlate impairment in neurologic function and cutaneous disease, as illustrated by our patients, we emphasize the importance of an accurate follow-up.

Adolescent↗

Ear lobe bilateral necrosis by levamisole-induced occlusive vasculitis in a pediatric patient.

We describe a bullous-hemorrhagic reaction of the ear lobes in a child with nephrosis after levamisole intake. This drug is used in children as an alternative treatment of corticosteroid-responsive nephrotic syndrome. Histologic evaluation of a lesion revealed necrotizing vasculitis involving mainly the large vessels of the deep plexus. The lesions disappeared 25 days after discontinuation of treatment.

Adjuvants, Immunologic↗