title: Acquired bilateral cortical cataracts in mature sows.
abstract: Bilateral cortical cataracts developed in approximately 30% of all sows greater than or equal to 2 1/2 years old on 4 farms in southwestern Ontario and on 2 farms in Quebec. A cataractogenic agent was not established, but hygromycin B was suspected as the cause.
mesh_terms: D000818:Animals; D002386:Cataract / Q000139:chemically induced / Q000473:pathology / Q000662:veterinary*; D005260:Female; D006921:Hygromycin B / Q000009:adverse effects; D013552:Swine; D013553:Swine Diseases / Q000139:chemically induced* / Q000473:pathology
chemical_list: D006921:Hygromycin B