Abstract
Coccidiosis is an economically disease that caused by Eimeria spp. Small and large intestines are target tissues of this protozoan parasite. The aim of this study was to determine the prevalence of coccidial infection and pathology of coccidiosis of goats in Kerman, southeastern Iran, from February 2010 to July 2011. Faecal samples (approximately 3–5 g) were obtained from the rectum of 208 goats. The samples were determined microscopically for the presence of oocysts. Eimeria species were identified following sporulation of faeces in a thin layer of 2.5 % potassium dichromate for one or 2 weeks at 27 °C. Results showed the presence of multiple species in 187 out of 208 analyzed samples (89.91 %). Nine different Eimeria species were identified: E. arloingi (68.26 %), E. christenseni (50.9 %), E. ninakohlyakimovae (41.8 %), E. caprina (31.7 %), E. alijevi (29.8 %), E. jolchijevi (26.92 %), E. apsheronica (22.59 %), E. hirci (11.05 %), and E. pallida (5.2 %). Goats were considered in three age groups (less than 2 years old, 2–3 years old and over 3 years old). Obtained data indicated that coccidiosis was relatively common among the goats in this area. The highest rate of oocyte counts were observed in goats over 3 years old and females were more affected than male. The sex and age of the goat had not significant effects on the prevalence of coccidiosis, as well. There was no significant difference in oocyte per gram during different months. Coccidial lesions occurred in the jejunum and ileum more than other parts of intestine. Grossly, the affected tissues revealed non-pedunculated whitish nodules. Histopathologically, these nodules were characterized as proliferative enteritis with presence of different stages of the Eimeria in the hyperplastic epithelium and mild inflammatory reaction. Parasitological, gross and microscopic examinations revealed Eimeria infection was common in goats of Kerman, southeastern Iran.
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The authors would like to appreciate the financial support of Shahid Bahonar University of Kerman, Iran and also we wish to thank Mr. Hasanzadeh for their technical assistance.
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Kheirandish, R., Nourollahi-Fard, S.R. & Yadegari, Z. Prevalence and pathology of coccidiosis in goats in southeastern Iran. J Parasit Dis 38, 27–31 (2014). https://doi.org/10.1007/s12639-012-0186-0
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DOI: https://doi.org/10.1007/s12639-012-0186-0