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Biomedical subjects

J Bazex

Publications and source records attributed to J Bazex.

At least 199 records · Page 11Linked to original sources

[Systemic scleroderma in children. Apropos of 5 cases. A review of the literature].

Systemic scleroderma is a rare disease in childhood. 62 cases are analyzed. Cutaneous manifestations are identical to those seen in adults. However Raynaud phenomenon is much more frequently missing but follow-up of patients is only of 4 years' duration. We want to draw attention on possible worsening of clinical signs during intercurrent infectious episodes. We report exceptional roentgenological bone anomalies. Gastro-intestinal tract is frequently involved, particularly the oesophagus. We want to draw attention on latent small intestine involvement. A normal thoracic X-ray examination cannot rule out involvement of the lungs; systematic respiratory functional tests are absolutely necessary. All parts of the cardiac wall can be involved: we underline the particular seriousness of this involvement as it was exclusively responsible of death in 10 cases out of 21. Renal involvement is rare. We are reporting 2 cases where a staturo-ponderal retardation remains unexplained; 7 other cases in the literature report on isolated weight retardation. Biological anomalies are similar to those reported in adult. Treatment is not well-codified; we can hope that a better understanding of the disease's physiopathology will lead to the discovery of an efficient therapy.

Adolescent↗

[The Yellow-nails syndrome. Apropos of 2 cases. Review of the literature].

The authors report 2 cases of yellow nails. These cases have evolved these last years, producing clinical aspects that reflect a typical association between the pulmonary and/or sinus reactions and the yellow nails. The authors discuss the scarce typical to the yellow nails syndrome and the different associations reported in the literature. The physiopathology is not known but many hypothesis have been discussed.

Adult↗

Comparative study of terfenadine in allergic skin of patients in France.

The results of a double-blind comparative study of a new antihistamine, alpha-[4-(1,1-dimethylethyl)phenyl]-4-(hydroxydiphenylmethyl)-1- piperidinebutanol (terfenadine, RMI 9918, Triludan, Teldane, resp.), are presented. Carried out on a total of 136 patients, this multicentre investigation had three main objectives: Firstly to evaluate the efficacy of terfenadine in skin allergies; secondly to evaluate its tolerance; and finally, to compare its activity with the activity of clemastine or with placebo. The results obtained with terfenadine are comparable to those obtained with the reference product clemastine and show that terfenadine is similar in efficacy to that expected when antihistamine drugs are used for the treatment of general allergic manifestations of skin. With respect to patient tolerance, the results are in agreement with those of previous studies which have demonstrated that terfenadine is well tolerated and that its sedative effect is negligible.

Adolescent↗

[Oculo-cutaneous tyrosinase-positive albinism].

In the present work, the authors discuss the participation of prostaglandins in inflammatory reaction due to U. V. light and the consequences of prostaglandins deficiency. A patient of algerian origin was observed: this 60 year old woman, exhibited an albinism thyrosinase positive and tolerated fairly well an exposure to the U. V. light despite her disease. For ten years she has presented face, neck and arms hyperkeratosis, for five years, arm actinic porokeratosis, and for two years back and face carcinomas. M. E. D. is higher than the standard value. The discussion is open on the fact that this M. E. D. rise might result from prostaglandins deficiency (PE E2 F2). Moreover prostaglandins deficiency increases epidermal multiplication and could account for hyperkeratosis and malignant change, especially so as the patient suffers from albinism and lives in a sunny country. The authors, besides, attempts to relate the other symptoms of this patient to the hypothetical deficiency of prostaglandins; absence of the melanosome maturation, delays in cicatrisation and perhaps immunity perturbations.

Aged↗

[Pachydermatoglyphy. A sign of malignancy for acanthosis nigricans (author's transl)].

The pachydermatoglyphy corresponds from the clinical point of view to a diffuse palmo-plantar keratodermia, of a yellowish color, characterised by a rough thickening of the finger prints. The presence of the pachydermatoglyphy has been pointed out in six cases of malignant acanthosis nigricans. This was already found in previous descriptions. Pachydermatoglyphy is specially found in malignant acanthosis nigricans, but we have also observed such cases in erythrokeratodermia with pilar keratosis and deafness.

Acanthosis Nigricans↗

[Immunodiffusion and immunoelectrophoretic techniques applied to psoriasis (author's transl)].

Serum and scales of skin obtained from normal and psoriatic subjects are tested and estimated by immune diffusion and immune electrophoresis technics. The authors relate technics to produce rabbit's antibodies towards psoriatic serums and extracts of skin. Results coroborate the quantitative modifications of immunoglobulins and show in addition the presence of multiple precipitations lines in the alpha and gamma regions. Lastly, in psoriatic scales a globulin is found, which is not present in normal scales or normal serums.

Humans↗