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Biomedical subjects

H Turki

Publications and source records attributed to H Turki.

52 records · Page 3Linked to original sources

Comparative epidemiology of pemphigus in Tunisia and France: unusual incidence of pemphigus foliaceus in young Tunisian women.

Recent studies have suggested that in Tunisia, pemphigus foliaceus is more frequent in young women than expected. To confirm these findings, we compared the incidence rates of pemphigus in Tunisia as a whole and in a large area of France. New cases of pemphigus were detected retrospectively from dermatology departments and pathology laboratories over a 6-year period and classified as pemphigus vulgaris or foliaceus according to the pathology. In France, the incidence rate was 1.7 cases per million per year (95% confidence interval 1.4 to 2.1). Pemphigus vulgaris accounted for 73% of all cases, incidence increased with age, and the female-to-male sex ratio was 1.2. The incidence rate was significantly higher in Tunisia than in France: 6.7 cases per million per year (95% confidence interval 5.8 to 7.7); pemphigus foliaceus was more frequent (61%), the female-to-male sex ratio was 4.1, and the incidence rate was higher in young women. The incidence rate was 15.5 cases per million per year for pemphigus foliaceus among women aged 25 to 34 years and was even higher in some rural areas. No case was observed among household members or in neonates, and only one case occurred in childhood. Thus, we confirmed that the epidemiology of pemphigus in Tunisia is unusual. High rates of pemphigus foliaceus among young people living in rural areas are reminiscent of Brazilian pemphigus. However, the absence of cases among genetically related household members and during childhood, and the large predominance of women, contrast with Brazilian pemphigus.

Adult↗

[Lyme disease in Sfax].

Primary borreliosis is exceptional in North Africa. From 1988 to 1992, we observed 23 cases (10 females, 13 males; age 20-67 years) of erythema chronicum migrans in our unit. The lesions began during the months of April to October with a peak in July and August. There was always an unique characteristic lesion with a central mark left by the bite in 20 cases. Serological studies were not performed. Several antibiotics were given. Primary borreliosis of the erythema chronicum migrans type are seen in Tunisia and probable throughout North Africa. The clinical presentations and seasonal distribution are the same as in Europe.

Adult↗

[A new case of false aneurysm of the superior mesenteric artery].

We report a case of successful management of a false aneurysm of the superior mesenteric artery. The only helpful clinical manifestations were episodes of previous abdominal pain and a history of bacterial endocarditis. The surgical management involved endo-aneurysmorrhaphy. The patient's post-operative course was unremarkable.

Adult↗

[Systemic scleroderma in children. Apropos of 2 cases].

Two cases of systemic scleroderma in girls are reported. One patient, aged 11 years, has systemic scleroderma with Raynaud's phenomenon, and pulmonary involvement. The other, aged 8 years, has systemic scleroderma with lung involvement. The specific features of pediatric systemic scleroderma are reviewed briefly.

Child↗

[Sideropenic dysphagia].

Ten typical cases of sideropenic dysphagia over four years reported and clinical, biological, endoscopic and radiological signs are studied. The authors stress the value of oesophagal opacification for diagnosis. The particularities of our study are the relative high frequency of the disease in Tunisia and the unusual attack in two black patients.

Adult↗

Turner syndrome female with a small ring X chromosome lacking the XIST, an unexpectedly mild phenotype and an atypical association with alopecia universalis.

Rearranged X chromosome in Turner syndrome (TS) are generally well tolerated but in cases of ring X chromosomes and of X/autosome translocations the incidence of mental retardation and other congenital abnormalities can be significantly higher. These abnormal phenotypes can be ascribed to failed or partial X inactivation. Here, we report a 10-year-old female who was referred for a cytogenetic analysis because she developed an alopecia universalis. The patient, of normal intelligence, had been found to have traits of TS, especially short stature. A first cytogenetic analysis showed a no mosaic 45,X karyotype. Since, the risk of developing gonadoblastoma in TS patients with mosaicism for a Y derivative chromosome and because association of alopecia universalis and TS is uncommon, fluorescence in situ hybridization (FISH) was performed to search for a second cell population. Our patient was found to have a mosaic 45,X/46,X,+r. FISH analysis using sex chromosome probes permitted us to identify the very small marker as a ring X chromosome, detected in 90% of cells. The ring appeared to be formed almost totally of alphoid sequences with breakpoints in the juxtacentromeric region. The r(X) does not include the XIST locus and may, therefore, not be subject to X-inactivation. Unexpectedly mild phenotype in our patient and its association with alopecia universalis will be discussed.

Abnormalities, Multiple↗

[Giant sebaceous gland hyperplasia of the vulva].

BACKGROUND: Sebaceous gland hyperplasia is an epithelial tumour with sebaceous differentiation. Genital involvement is rare. In this paper, we report a new case of sebaceous gland hyperplasia of the vulva. CASE REPORT: A 27 year-old woman presented multiple polypoid lesions of the lower third of left labium majus. The lesions were soft to the touch, measured 5 cm in length and were painless. The cutaneous biopsy confirmed the diagnosis of sebaceous gland hyperplasia of the vulva. Surgical excision was performed in two separate procedures and was successful. DISCUSSION: This case was unusual in terms of the site, the clinical appearance and the weeping seen due to the high concentration of hyperplasic sebaceous glands.

Adult↗

[Necrobiosis lipoidica - 3 case reports].

Necrobiosis lipoidica is a rare degenerative disease mostly seen on the legs. The association to diabetes mellitus is usual. We report three patients with necrobiosis lipoidica located on the extremities, 2 of them were already treated for diabetes. Necrobiosis lipoidica has distinctive clinical and histological appearances. The lesions appear as well circumscribed, erythematous plaques, with a depressed centre. Some of these lesions may progress to ulcers. The legs are commonly involved. Angiopathy leading to thrombosis of the cutaneous vessels has been implicated in its pathogeny. There is no specific therapy for this disease Topical and/or intralesional corticosteroids are the most widely used treatment.

Adolescent↗

[Gastrointestinal polyposis in Bourneville's tuberous sclerosis: an involvement often overlooked].

Ten patients (5 male, 5 female, mean age: 29.4 years) with tuberous sclerosis were investigated for gastrointestinal polyps. Three had adenomatous colonic polyps, one had a single duodenal hamartomatous polyp and the fifth a hyperplastic gastric polyp. This high prevalence (50%) should put the gastro-intestinal investigation as a useful test in the diagnosis of tuberous sclerosis, particularly in the incomplete varieties of disease. Conversely, tuberous sclerosis should be considered in the differential diagnosis of digestive polyposis.

Adolescent↗