Retrospective and operational analysis of the epidemiological situation of human dirofilariasis in the Astrakhan region

Abstract

The aim of this study was retrospective and operative analysis of the epidemiological situation dirofilaria man in the Astrakhan region for the period from 1951 to 2019. So, it was analyzed 81 epidemiological map persons infected with dirofilaria and admission of ambulatory patients Helminthological center. In total, during the analyzed period from 1951 to 2019, 81 local cases of human dirofilariae infection were registered in the Astrakhan region. The largest number of cases of dirofilariasis was observed in the late 90s – early 2000s – 63% (n = 51). The largest number of cases of dirofilariasis was registered in 2000 and 2002 – 13.6% (n = 11) and 11.1% (n = 9), respectively. In most cases, incorrect diagnoses were made – 77.8%. All the described cases were local-patients did not go anywhere outside the Astrakhan region. The diagnosis of dirofilariasis was made based on the data of the clinical picture, epidemiological history and data from laboratory blood tests. Thus, the problem of dirofilariasis remains relevant today, as evidenced by new cases of human disease; the main location is the area of the eyelids, orbit and scalp; dirofilariasis was more often observed in women, due to the fact that, unlike men, they are more careful about their appearance; characteristic signs of dirofilariosis are hyperemia, edema, pain at the location of helminth, as well as the migration of the parasite under the skin; in most cases, incorrect diagnoses are made.