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Biomedical subjects

F K Dar

Publications and source records attributed to F K Dar.

At least 37 records · Page 2Linked to original sources

Ophthalmomyiasis caused by the sheep nasal bot, Oestrus ovis (Oestridae) larvae, in the Benghazi area of Eastern Libya.

In a two-year study, from January 1977 to December 1978, 80 human cases of ophthalmomyiasis were recorded at the Benghazi Central Eye Clinic. Infections were due to larvae of the sheep nasal bot, Ostrus ovis. The annual incidence was estimated to be 10 per 100,000 population, with most of the cases occurring amongst males during the months of May, June and July. A typical case history is described to illustrate the clinical features and the treatment used.

Adolescent↗

Effect of levamisol on tissues of Ascaris lumbricoides.

Levamisol which is highly effective against Ascaris infections, was shown to produce degenerative changes in the intestine and the reproductive system of the worm. Worms that were not expelled by treatment produced only nonviable eggs which could not develop in vitro. Levamisol is thus shown to be not only a highly curative drug, but a compound of significant epidemiological importance.

Animals↗

Serological and clinical investigations of human hydatid case in Libya.

Fifty surgically confirmed cases of hydatid disease in Eastern Libya were investigated. Of these, 30 had cysts of the liver, five had extra-hepatic abdominal cysts and 15 had cysts in the chest, including the lungs. Ten cases of malignancy of the liver and five cases of malignancy of the lung were used as controls. Differential diagnosis of cancer was made by measuring the ESR and glycoprotein levels (elevated x 4 and x 3 respectively, in cancer cases). Serum bilirubin, SGOT, SGPT and serum alkaline phosphatase levels were also significantly raised in malignancy, while the total protein levels and eosinophilia were the same in both diseases. The intradermal test was positive in 88%, the haemagglutination test in 86% and the complement fixation test in 70% of cases. In the post-operative follow-up, complement-fixing antibodies disappeared somewhat faster than did the haemagglutinins. The positive skin test cases, however, remained positive throughout the 12-month follow-up period.

Blood Sedimentation↗

Observations on a herd of beef cattle maintained in a tsetse area. II. Assessment of the development of immunity in association with trypanocidal drug treatment.

Three groups of Boran cattle were maintained under different trypanocidal drug regimes for 29 months in an area of "medium" tsetse challenge. The development of immunity to trypanosmiasis in the cattle was assessed on the basis of changes in trypanocidal drug requirement, development of parasitaemia, ability to maintain normal blood values, growth and response to challenge after the withdrawal of the drugs. Observations were also made on serum antibody content by immunofluorescence and on serum immunoglobulin levels. Cattle treated with Berenil on the development of clinical disease developed a partial immunity to trypanosomiasis after two years. Cattle treated as a group with Berenil on the development of patent parasitaemia in any one animal of the group did not develop immunity. Cattle treated as a group with Samorin using the same criterion for treatment developed a degree of immunity to the disease. It was concluded that group treatment with Samorin was the most suitable of the three regimes examined for the maintenance of beef cattle is a tsetse infested area.

Animals↗