Parasitological and Pathological Investigations on Linguatula serrata nymphs in Mesenteric Lymph Nodes in Sheep In Konya Region in Turkey

Abstract

In this study was aimed to investigate spread and pathological findings of Linguatula serrata nymphs in mesenteric lymph nodes (MLNs) in sheep. A total of 1000 MLNs from 140 sheep (125 male and 15 female) were collected from a commercial (Konet) abattoir. Fourteen of 140 sheep (10%) were infested with nymph stages of L. serrata.Infested lymph nodes were swollen, firm, edematous, many yellowish-white pinpoint and with congestion. In histopathological examinations, these nodules were consist of one or more nymphal stages of L. serrata and these were surrounded by infiltration mononuclear cells and neutrophyl leucocyte. Lymphoid follicules were hyperplastic and sinus catarrh was also observed in medulla.