Jf. Edwards et al., Bovine test atresia associated with horn fly (Haematobia irritans irritans(L.))-induced dermatitis, VET PATH, 37(4), 2000, pp. 360-364
Citations number
20
Categorie Soggetti
Veterinary Medicine/Animal Health","Medical Research Diagnosis & Treatment
Mammary gland lesions characterized primarily as mammary teat atresia were
observed in a Limousin beef cattle herd in eastern Texas. Atresia of multip
le teats per mammary gland was reported in first-calf heifers at the time o
f calving. Pathogens were not identified in eight mammary glands collected
at slaughter Histology of affected glands demonstrated superficial and deep
perivascular inflammation and fibrosing dermatitis of teat and mammary gla
nd skin that resulted in formation of the atretic lesions of glandular tiss
ue. institution of a horn fly (Haematobia irritans irritans (L.)) control p
rogram using insecticide-impregnated ear tags was associated with eliminati
on of the problem from the herd.