Presentation:
A 5 year old castrated male Rottweiler Labrador mix canine was presented at AcaseAweek Clinic for lethargy and inappetence for the past 4 days. He was still drinking water, and urinating normally. The diet consists of adult dry food, Alpo, of which he is eating less of. He has also lost a lot of weight recently. Vaccinations were giving 12 days ago, and the dog is currently on ivermectin.
Physical Exam:
The patient weighed 20 kg (44 lbs) on physical exam, he was lethargic. His temperature was 103.2, pulse rate was 100 and respiration rate was 40. Mucus membranes were pink, and CRT was less than 2 seconds. On physical exam there were enlarged pre-scapular and popliteal lymph nodes. All other systems were within normal limits.
CBC and Blood Chemistry:
On general blood chemistry, all the values fell within normal limits except for ALT which was slightly increased, 166 (10-100). The complete blood count revealed a hematocrit of 28.1 (37.0 – 55.0), hemoglobin of 10.2 (12.0 – 18.0), granulocytes of 3.1 (3.3 – 12.0), neutrophils of 1 (2.8 – 10.5), eosinophils of 2.1 (0.5 - 1.5) and platelets of 36 (175 – 500).
What is your tentative diagnosis?
Give differentials for your diagnosis.
What further diagnostic test(s) will be performed to confirm the tentative diagnosis?
How will you treat and manage this case?
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Differentials:
SLE,
tests: ANA;
Erhlichia canis infection,tests: Finding the organism in the WBC, response to the RX;
RMSF, tests: IFT,