VCNA January 2020

Question 1

A 4-year-old rabbit presents with lethargy, weight loss, and a distended abdomen. Abdominal ultrasound reveals hydronephrosis with a markedly dilated renal pelvis and cortical thinning. Which of the following is the most likely underlying cause of this imaging finding in rabbits?
A. Encephalitozoon cuniculi infection
B. Ureteral obstruction due to urolithiasis
C. Chronic progressive nephropathy

Answer 1

B. Ureteral obstruction due to urolithiasis

Question 2

A 3-year-old male ferret is presented with stranguria and hematuria. Radiographs reveal radiopaque uroliths in the bladder. Dietary history reveals a vegetable-based protein diet. What is the most likely composition of the uroliths in this patient?
A. Calcium oxalate
B. Cystine
C. Struvite

Answer 2

C. Struvite