بررسي ميزان آلودگي به انگل مالاريا در مهاجرين خارجي ساكن شهرستان لارستان در سال 83-82

Malaria infestation in foreign immigrants residing Larestan township in 20032004

Introduction: Malaria is still one of the important health problems in tropical countries with annual large number of morbidity and mortality in world population. The hot and dry southernarea of Iran, accommodating numerousemigrantsincluding Afghanis and Pakistanis, is considered a high risk region in the area. The aim of this survey was detectingcases in Larestan, Fars province. Methods: In this descriptive-analytic study, 1257 cases were selected via cluster sampling from foreign emigrants residing outskirts of Larestan. Blood samples were collected from finger tips and blood smears stained with Giernsa . A questionnaire was filled simultaneously recording demographic status of people. signs of malaria disease, history of diagnosis and treatment. time of entering the COW1try and the region. SPSS software and Chi-square test were used for data analysis. P<0.05 was considered signifieant. Results: Infection rate of malaria was 6.3%. Among 405 (32.2%) Iranians, 27 (6.7%) people were infected and 378 (93.3%) were noninfected. Chi-square tCSI showed that malaria infection rate in these 2 groups was not significantly different. But lhis test was significant (P <0.01) in newcomer Afghans (entrance lime less than 3 months). Conclusion: Considering abundancy of Anopheles mosquitos in hot regions of southern Iran and short migration of patients in the area, controlling boundaries on entrance and also activating hcalthcare centers in high risk areas for malaria infection, is highly recommended.