AAVSB Clinical Pathology and Laboratory Diagnostics 3

Question 1

A canine urinalysis reveals waxy casts. What do waxy casts indicate?

Accepted Answer

Chronic, severe renal disease with stasis

Answer

Acute tubular necrosis

Answer

Mild glomerulonephritis

Answer

Normal finding in dehydrated patients

Question 2

Which finding on a liver biopsy cytology is pathognomonic for hepatic lipidosis in cats?

Accepted Answer

Widespread hepatocyte vacuolation with lipid droplets

Answer

Diffuse lymphocytic infiltration

Answer

Biliary hyperplasia with fibrosis

Answer

Necrotic hepatocytes with neutrophil infiltrates

Question 3

A horse has a CSF tap showing xanthochromic fluid with elevated protein. What does xanthochromia indicate?

Accepted Answer

Previous hemorrhage with hemoglobin breakdown products

Answer

Active bacterial infection

Answer

Normal CSF in neonatal foals

Answer

Fungal meningitis

Question 4

Which biochemical marker best evaluates glomerular filtration rate (GFR) in dogs?

Accepted Answer

Serum creatinine

Answer

Alanine aminotransferase (ALT)

Answer

Serum albumin

Answer

Blood urea nitrogen (BUN)

Question 5

What is the significance of a sodium:potassium ratio below 27:1 in a dog?

Accepted Answer

Suggests hypoadrenocorticism (Addison's disease)

Answer

Suggests hyperaldosteronism

Answer

Is a normal finding in geriatric dogs

Answer

Indicates renal tubular acidosis

Question 6

Which internal parasite egg is identified by its embryonated appearance with a thick, pitted shell on fecal flotation in cattle?

Accepted Answer

Toxocara vitulorum

Answer

Strongyloides papillosus

Answer

Neoascaris vitulorum embryonated egg

Answer

Fasciola hepatica egg