Cluster of cases of malignant schwannoma in cattle | Zendy

Murcia P. R. | Zendy; Delhon G. | Zendy; González M. J. | Zendy; Vilas M. | Zendy; RamosVara J. A. | Zendy; De Las Heras M. | Zendy; Nordhausen R. W. | Zendy; Uzal F. A. | Zendy

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Cluster of cases of malignant schwannoma in cattle

Author(s) -

Murcia P. R.,

Delhon G.,

González M. J.,

Vilas M.,

RamosVara J. A.,

De Las Heras M.,

Nordhausen R. W.,

Uzal F. A.

Publication year - 2008

Publication title -

veterinary record

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 0.261

H-Index - 99

eISSN - 2042-7670

pISSN - 0042-4900

DOI - 10.1136/vr.163.11.331

Subject(s) - schwannoma , paresis , ataxia , cluster (spacecraft) , pathology , etiology , biology , medicine , surgery , neuroscience , computer science , programming language

Between 1998 and 2001, several cases of ataxia and paresis followed by recumbency and death were reported in cows from different farms in a restricted area of the Argentinian Patagonia. Five cases of this cluster were studied and a diagnosis of malignant schwannoma was established. Electron microscopy ( em ) of tumour samples from three of the animals revealed intracytoplasmic or interstitial structures resembling retroviral particles. Attempts to isolate a viral agent from the tumours were unsuccessful but the epidemiological data and the em findings suggest a viral aetiology.

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