title: Chronic lesions in geese photosensitized by Ammi majus.
abstract: Chronic lesions of the beak, footweb, and eye of geese photosensitized by the comsumption of Ammi majus (L.) are described, 7 weeks after the acute symptoms commenced. Sixty-four (48%) of the 133 birds in the flock showed various degrees of abnormality. All affected birds had stunting of the upper beak and cicatrization and thickening of the footweb. Eighty-nine percent of the affected birds showed ocular involvement, comprising chemosis, blepharoconjunctivitis, keratitis, symblepharon, ankyloblepharon, cicatricial ectropium, and mydriasis.
mesh_terms: D000818:Animals; D001502:Beak / Q000473:pathology; D005141:Eyelid Diseases / Q000473:pathology / Q000662:veterinary; D005534:Foot Diseases / Q000473:pathology / Q000662:veterinary; D005777:Geese; D010787:Photosensitivity Disorders / Q000473:pathology / Q000662:veterinary*; D010939:Plant Poisoning / Q000473:pathology / Q000662:veterinary*; D011201:Poultry Diseases / Q000473:pathology*