title: [Mortality in lambs due to impaction of the abomasum by an Ornithopus sativus Brot. (seredella) bezoar].
abstract: An outbreak of mortality in a flock of Merino x Mutton Merino crossbred sheep where 62 out of 300 4 month old lambs died over a period of 3 weeks, is described. Some of the lambs showed symptoms of illthrift, but most died within a day or two as a tough phytobezoars varying in size from 15-40 mm in diameter and consisting almost exclusively of the hairs which occur on the leaves and stems of Ornithopus sativus Brot.
mesh_terms: D000018:Abomasum; D000818:Animals; D001630:Bezoars / Q000473:pathology / Q000662:veterinary*; D010944:Plants; D012756:Sheep; D012757:Sheep Diseases / Q000473:pathology*; D013019:South Africa
vernacular_title: Mortaliteit in lammers as gevolg van verstopping van die abomasum deur Ornithopus sativus Brot. (seredella) haarballe.