Three cases of Parafilaria bovicola infection in Belgium, and a few recent epidemiological observations on this emergent disease

Parafilariosis is a vectorborne parasitic disease caused by the development of the nematode Parafilaria bovicola in the subcutaneous and intermuscular connective tissues of cattle. On February 28, 2012, the so-called bleeding spots were observed in two heifers and one bull in a cattle herd close to Namur (Belgium). The animals had been treated in December with an injectable ivermectin/closantel solution (Closamectin pour-on, Norbrook Lab) at the recommended dosage. Samples of serohaemorrhagic exudate and blood, as well as skin biopsies, were collected. Embryonated eggs of P bovicola in the ser... Mehr ...