title: Diquat poisoning of dairy cattle by topical application.
abstract: This case report describes poisoning of dairy cattle from a dermal challenge of 50 to 100 mg/kg body weight diquat. Five of 36 cattle exposed, demonstrated clinical signs of intoxication, dehydration, and death over 5 days. Diquat poisoning of cattle by the dermal route has not previously been reported.
authors.affiliation: Manitoba Agriculture and Food, Veterinary Services Branch, 545 University Crescent, Winnipeg, Manitoba R3T 5S6.
authors.forename: T L
authors.initials: TL
authors.lastname: Whiting
authors.forename: T
authors.initials: T
authors.lastname: Smyrl
authors.forename: J G
authors.initials: JG
authors.lastname: Spearman
authors.forename: S
authors.initials: S
authors.lastname: Kernatz
mesh_terms: D000287:Administration, Topical; D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000139:chemically induced* / Q000473:pathology; D004178:Diquat / Q000008:administration & dosage / Q000506:poisoning*; D017809:Fatal Outcome; D005260:Female; D006540:Herbicides / Q000008:administration & dosage / Q000506:poisoning*
chemical_list: D006540:Herbicides; D004178:Diquat