Paper 2 Perusal time: twenty (20) minutes Time allowed: three (3) hours after perusal Answer six (6) from the seven (7) questions only All questions are of equal value Subsections of questions are of equal value unless stated otherwise Paper 2: Application of equine surgery Answer six (6) from the seven (7) questions only. 1. You are presented with a six-month-old quarterhorse weanling weighing 230 kg with moderate fetlock varus (10 degrees off vertical) in the left forelimb.
The weanling is grade 1/5 lame on the left fore and the owners wish to have the horse sound to show and ride.
Describe in detail how you would manage this case to correct the deformity.
Include all surgical options with justification, as well as potential complications and how you would deal with them.
Give a prognosis for soundness. 30 marks 2. A 500 kg thoroughbred brood mare is referred to your hospital with colic of eight hours’ duration.
On presentation, it is dull and depressed and mildly colicky.
You analyse blood for clinical chemistry and the results are shown: PCV 28 TP 44 g/L HCO3- 15 mmol/L lactate 5.1 mmol/L pH 6.8 mm Hg Na+ 128 mmol/L Cl– 70 mmol/L K+ 5.5 mmol/L. Answer both of the following: Describe in detail how you would how manage and evaluate this horse. 10 marks The horse becomes nonresponsive to analgesia and you elect to perform an exploratory laparotomy.
At surgery, a strangulating obstruction of the mid jejunum through the epiploic foramen is detected.
Describe your surgical and postoperative management of the case.
What prognosis would you give? Cite relevant literature where appropriate. 20 marks Continued over page 3. An eight-year-old Arabian gelding is referred to your practice with an acute onset of facial swelling over the right side below the eye and respiratory stertor.
Answer all of the following: Describe in detail how you would evaluate this case. 7.5 marks
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