Case 1
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5-year old Angus cow
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Calved 3 weeks ago
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History
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Stumbling/knuckling in both rear limbs
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Mild ataxia that had worsened
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Weight loss
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Calved unassisted
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Treated with Banamine, calcium, Nuflor
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Was febrile at referring veterinarian
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Received results of 2 CBC's and a serum chemistry also
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Physical exam
•103.5 F
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110 bpm, 45 breaths per minute
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Mucous membranes, hydration status WNL
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Rumen contractions 3/2 minutes
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Enlarged pre-scapular, pre-femoral, submandibular lymph nodes
o
Neurologic exam
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No cranial nerve deficits
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Bright, alert, responsive (visual)
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Knuckling, stumbling in both rear limbs
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Ataxic (lower motor neuron)
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Loss of conscious proprioception
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Diagnostics
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Condition deteriorated over a 48 hour period
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Became recumbent
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Tachycardia and tachypnea became worse
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Results
Case 2
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15 month-old Angus bull presented for lethargy, anorexia and distended abdomen
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Lethargy started about 1 month, anorexia about 2 weeks and abdominal distension about 10 days prior to presentation
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Bull out on pasture with cows
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No prior history of illness
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Failed a fertility test about 2 weeks prior to presentation
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Urination and defecation not noted by owner
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Physical exam
• T = 100.5 F, P = 90, R = 40
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Mucous membranes possibly pale
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Heart is rapid, but normal in sound
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Lung sounds are increased
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Abdomen is markedly distended bilaterally and ventrally
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Negative on grunt test but does not go down with withers pinch
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Lymph nodes normal
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No sand-like crystals on prepuce
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Rectal – urinary bladder not palpable, lot's of empty "space", rumen small and collapsed, can only palpate caudal pole
of kidney – beyond reach
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No stool
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Problems
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Anorexia
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Lethargy
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Abdominal distension
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Tachycardia, tachypnea, increased lung sounds
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Possible abdominal pain
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Abnormal rectal exam – no stool
o Diagnostics?
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Results
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Interpretation
