"epidemiological aspects of kala- azar in meshkin shar, iran: investigation on vectors"
نویسندگان
چکیده
visceral leishmaniasiam caused by leishmania infantum has become endemic in meshkjn-shahr area, northwest iran, so that in the last 8 years, more than 1600 cases have been diagnosed and treated, the majority of them among children younger than 5 years of age. the present study was carried out to determine the probable vectors in this area. during the active season of sandflies in l991,we collected sandflies from fixed catching sites by sticky traps. the result shows that sandflies were active from mid-june through mid-october the following species have been caught in this area: phiebotomus papatasi, ph. sergenhj, ph. caucasjcus ph. ‘nongolensis ph.alexandrj, ph. kande/akii, ph. major. ph.perfj/jewj transcaucasjcus ph. kech ishiani, ph. ha/epensis, ph. ba/can icus, ph. brevis, sergen tomyia dentata, spa wlowskji and s.sumbarjca as many of these are potential vectors, dissection was made in 1991 and 1992 on gravid and blood- fed flies caught by sticky traps and cdc light traps. we found promstigote infection in 2 ph.kandelakjj and 2 ph. perfiliewi transcaucasicus hamster inoculation of one strain caused massive visceral infection. further studies are planned to identify other probable vectors and also the principal definite vector.
منابع مشابه
Epidemiological aspects of kala-azar in Meshkin-Shahr, Iran: human infection.
During the last decade, kala-azar, which used to be a sporadic disease, became endemic in parts of East-Azerbaijan province in north-west Iran. Many of the 1051 cases observed between 1985 and 1990 were in the district of Meshkin-Shahr (800 cases). The diagnosis was based on symptoms and signs of the disease plus a positive serological test (indirect immunofluorescence assay or direct agglutina...
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Introduction: Leishmaniasis is a complex parasitic disease with various epidemiological and clinical features. Visceral leishmaniasis (VL) can be extremely fatal in untreated cases. The objective of this study was to assess the epidemiological and clinical aspects of the disease in children with VL in Kerman province during 1991-2006. Method: In a descriptive-analytical survey, medical file...
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altogether, 120 rodents of 4 species were trapped alive in various parts of meshkin-shar district where visceral leishmaniasis is endemic. 13 of them were cricetulus migratorius (gray hamste) that all were caught inside the living rooms. nine of them showed leishmania antibody in titers of ≥ 1:100 in direct agglutination test (dat) and amastigotes were found in the spleen smears of 2 cricetulus...
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To the Editor, "Indian Medical Gazette." Sir,?In the communication from Surgn.-Capt. P. W. O'Gorman in your issue for November regarding hda azar I see no mention of the fact of his having made use of the microscope in his search for anchylostomata. If, instead of straining the motion and examining them microscopically, he examines them microscopically according to the directions given by Sonsi...
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عنوان ژورنال:
iranian journal of public healthجلد ۲۱، شماره ۱-۴، صفحات ۶۱-۷۲
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