Ketosis

Question 1

What signalment of cow is normally most affected by ketosis?

Answer 1

Lactating cows

Question 2

When does ketosis typically occur in ewes and does?

Answer 2

Pregnancy toxaemia - typically occurs in the last 2-4 weeks of gestation

Question 3

What are the three ketone bodies that are typically seen in ketosis of cattle?

Answer 3

1. Acetoacetic acid
2. Acetone
3. B-hydroxybutyric acid

Question 4

What are three biochemical abnormalities that may assist you in making a diagnosis of ketosis?

Answer 4

1. Elevated ketones in blood, urine and/or milk
2. Decreased blood glucose
3. Liver enzymes - due to role of liver in gluconeogenesis

Question 5

What are the five main treatment options for ketosis?

Answer 5

1. IV glucose - associated with a marked improvement
2. Oral propylene glycol - glucose precursor to help support gluconeogenesis
3. Corticosteroids - Dexamethasone - prolong hyperglycaemia
4. Insulin
5. Force feeding

Question 6

What additional therapies may be considered in pregnancy toxaemia?

Answer 6

Abortion