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Multicentric schwannomas causing chronic ruminal tympany and forelimb paresis in a Holstein cow
  1. S. F. Peek, BVSc, MRCVS1,
  2. F. Del Piero, DVM2,
  3. W. C. Rebhun, DVM1 and
  4. C. Adamus, DVM3
  1. 1 Department of Clinical Sciences
  2. 2 Department of Pathology, College of Veterinary Medicine, Cornell University, Ithaca, New York 14853, USA
  3. 3 15 Avenue Clio, Carqueton, France 44470


A nine-year-old Holstein cow that developed recurrent ruminal tympany and an abnormal forelimb gait and posture ultimately became recumbent and unable to rise, and was euthanased. A postmortem examination demonstrated numerous schwannomas affecting peripheral nerves and several thoracic and abdominal viscera.

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