| fatal lungworm infection in an opossum. | a 3-mo-old male, feral opossum (didelphis virginiana) was presented to the university of tennessee college of veterinary medicine (usa) for evaluation of prolonged dyspnea. the animal died shortly after examination and a necropsy was performed. the cause of death was attributed to a verminous pneumonia, associated with numerous intrabronchial and intrabronchiolar nematodes, subsequently identified as didelphostrongylus hayesi. | 1989 | 2716108 |
| a retrospective study of 11 cases of lungworm (didelphostrongylus hayesi) infection in opossums (didelphis virginiana). | a juvenile, female north american opossum (didelphis virginiana) died of verminous pneumonia caused by didelphostrongylus haysei despite aggressive treatment with oral fenbendazole, corticosteroids, and antibiotics. this prompted a retrospective study of lungworm infection in opossums, during which 19 additional necropsy reports from opossums were reviewed. including the subject of this report, a total of 11 (55%) of these cases included a diagnosis of lungworm infection. this diagnosis was cons ... | 2002 | 12398306 |
| helminths of the virginia opossum didelphis virginiana (mammalia: didelphidae) in mexico. | the goal of this study was to provide further information about helminth parasites of virginia opossum didelphis virginiana kerr, 1792 from mexico. during routine faunal investigations between 1958 and 2001, 101 opossum were necropsied. nineteen taxa of helminths were collected, representing 13 genera from hosts in 27 localities from mexico. there are 58 new locality records, with 6 species recorded in mexico for the first time: brachylaima virginiana dickerson, 1930; cruzia americana mapleston, ... | 2005 | 15856909 |
| evaluation of cruzia americana, turgida turgida, and didelphostrongylus hayesi infection in the virginia opossum (didelphis virginiana) and risk factors along the california coast. | three nematodes, turgida turgida, cruzia americana, and didelphostrongylus hayesi, have been documented to cause morbidity and mortality in the virginia opossum (didelphis virginiana). the present study was designed to determine the frequency of infection of these nematodes in opossums at 2 study sites in california and to determine if there are risk factors associated with shedding of eggs or larvae in the feces. turgida turgida and c. americana adults were found in 84.4% (stomach; n = 45) and ... | 2008 | 18973414 |
| pulmonary lesions caused by the lungworm (didelphostrongylus hayesi) in the opossum (didelphis virginiana) in colima, mexico. | didelphostrongylus hayesi is an important and prevalent pulmonary nematode in the opossum ( didelphis virginiana ). an in-depth description of the pulmonary lesions caused by this nematode is lacking. the objective of this investigation was to make a detailed account of the gross, subgross, and microscopic changes that occur in the lungs of opossums naturally infected with d. hayesi. forty-four opossums trapped in the state of colima, mexico, were euthanized by an overdose of barbiturates. follo ... | 2017 | 28749264 |