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Biomedical subjects

M Zaki

Publications and source records attributed to M Zaki.

83 records · Page 5Linked to original sources

Congenital hypothyroidism in Kuwait.

During a 7-year period (1981-1987), 25 children with congenital hypothyroidism were diagnosed in a regional hospital in Kuwait. The calculated incidence was 1:3476 live births. The diagnosis relied on clinical manifestation and confirmed by thyroid function tests. The age at diagnosis ranged between 3 weeks and 7 years with a mean of 18.5 months. Seven patients (28 per cent) were diagnosed in the first months, six in the following 5 months (24 per cent), and 12 diagnosed after the age of 6 months (48 per cent). Thyroid scan (TC-99M) was performed for 13 patients, four had thyroid aplasia, three had ectopia, and six had thyroid in normal position. In 1986-1987, two patients were detected by neonatal screening. Mental development was the best in the children who received thyroid hormone replacement in the first 6 months of life. Until a neonatal screening programme is widely available in developing countries, increased clinical awareness will remain the main way for the detection of congenital hypothyroidism.

Child↗

Human cryptosporidiosis in the Arabian Gulf: first report of infections in children in Kuwait.

During a 3-month pilot study, we identified ten children with cryptosporidiosis; they all presented with diarrhoea, most also with fever, vomiting and dehydration. For diagnosis, the formalin-acetate concentrate of the stool, and direct smears were stained for oocysts in safranin-methylene blue (S-MB). The negative staining of oocysts in trichrome-stained specimens was indicative and was confirmed by destaining and restaining in S-MB. Constraints contributing to the absence of reports from the Arabian Gulf were the lack of awareness of Cryptosporidium sp. as a cause of diarrhoea in children, inappropriate laboratory diagnostic techniques and, possibly, the initial referral of patients to polyclinics where mild cases may go undetected. Contaminated drinking water and close contact with domestic animals are possible modes of transmission of Cryptosporidium sp. but further studies are recommended to confirm this.

Animals↗

Nalidixic acid and trimethoprim/sulphamethoxazole as alternatives for short-term treatment of urinary infections.

The efficacy of 3-day therapy with nalidixic acid in 16 children, and trimethoprim/sulphamethoxazole in 19 children, was studied prospectively in children with an acute infection of the lower urinary tract and compared with that of a conventional 10-day course with the same drugs. The immediate cure rate was 97% in the 3-day group and 90% in the 10-day group. During 3 months of follow-up there were altogether six re-infections in children given short-term treatment and six in the conventionally treated group. The results give further support for the suggestion that 3-day therapy is equivalent to 10-day treatment in uncomplicated urinary infections in children and that both nalidixic acid and trimethoprim/sulphamethoxazole are good alternatives in such an approach.

Adolescent↗

Multiple pregnancy and fetal abnormalities in association with oral contraceptive usage.

1,000 multiple births were examined in relation to maternal exposure to an oral contraceptive before conception. There was a significantly higher rate of monozygotic twinning among pregnancies which took place within 6 months of cessation of the contraceptive. In the monozygotic group there was a significant increase in the incidence of congenital abnormalities (P less than 0.01) when conception occurred within 3 months of cessation of the contraceptive.

Abnormalities, Drug-Induced↗

Ultrastructural studies on the peritoneum with special reference to chronic ambulatory peritoneal dialysis.

Specimens of peritoneum from normal rat, mouse, man, uraemic patients and patients on chronic ambulatory peritoneal dialysis (C.A.P.D.) were examined by en face silver stained preparations and by electron microscopy. The ultrastructural features of the mesothelium and subjacent tissues in normal man, animal and uraemic patients were closely similar. Cellular degeneration and oedema were observed in the mesothelium of patients on C.A.P.D.

Animals↗