Prevalence and Pathology of Demodectic Mange in Stray Dogs in Bangladesh
نویسندگان
چکیده
A total of 20 stray dogs were collected from Dinajpur district, Bangladesh from the period of March, 2009 to February, 2010 for investigating the prevalence and pathology of demodectic mange in stray dogs. The experiment was based on direct examination of the skin, skin scrapings and histopathological examination. The overall prevalence of demodectic mange was found 65% in stray dogs. The stray dogs up to one year of age were more susceptible to infection (71.42%). The infection rate of demodectic mange was comparative higher in females (72.73) than male (55.56). The highest prevalence of the disease was found in winter season (75%) followed by summer (60%) and rainy season (57.14%). The clinical features of demodectic mange were characterized by alopecia, scale or crust formation, skin thickening, pruritus, erythema and wrinkling of skin. The cutaneous lesions were mostly localized in head, limbs and abdominal skin. Histopathologically, section of mites was found within the hair follicle along with hyperkeratosis in the epidermis. In skin scrapings, demodectic mites were detected.
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