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2020 Endocrinology Quiz Challenge

We want to help you give them the very best care.

We know that endocrinology diseases and disorders can be tricky to diagnose. That’s why Dechra Veterinary Products, the experts in endocrinology and the makers of VETORYL® CAPSULES (trilostane) and ZYCORTAL® Suspension (desoxycorticosterone pivalate injectable suspension), together with Today’s Veterinary Practice, is sponsoring the 2020 Endocrinology Quiz Challenge.

The contest entry period has ended. Entries were accepted from Tuesday, February 25, 2020 through Friday, August 14, 2020.

From all eligible entries (those who have answered all 6 multiple-choice quiz questions correctly), one Grand Prize winner will be selected at random by the editors of Today’s Veterinary Practice. View the Official Rules

Stay tuned for the announcement of the winner.

Quiz Answers

1. Which of the following statements best reflects current opinion regarding the diagnosis of canine hyperadrenocorticism (HAC)?

  •  More than 95% of dogs with HAC are polydipsic 
  • Weight loss is routinely noted in dogs with HAC
  • Clinically normal dogs with an increased alkaline phosphatase (ALP) activity should be tested for HAC
  • The urine cortisol: creatinine ratio (UCCR) is a highly specific test for HAC

2. Which of the following statements about trilostane and canine hyperadrenocorticism (HAC) is true?

  • Trilostane is only licensed for the treatment of pituitary dependent HAC
  • Long term use of trilostane causes atrophy of the adrenal cortex
  •  Trilostane selectively inhibits a key enzyme needed for the synthesis of cortisol 
  • The low dose dexamethasone suppression test may be used to monitor response to treatment

3. Which of the following is the most common cause of canine hypothyroidism?

  • Congenital dyshormonogenesis
  •  Primary gland failure (either idiopathic or immune-mediated) 
  • Compromised production of thyroid stimulating hormone by the pituitary
  • Non-thyroidal illness / euthyroid sick syndrome

4. Which of the following reliably differentiates diabetes mellitus from stress-related hyperglycemia in cats?

  • Documentation of concurrent glycosuria
  • A history of weight loss
  • Urine specific gravity <1.030
  •  Increased serum fructosamine concentration 

5. Which of the following sets of laboratory abnormalities are most suggestive of hypoadrenocortisicm?

  • Neutropenia, hypercholesterolemia, hyperkalemia
  •  Eosinophilia, hypocholesterolemia, hyperkalemia 
  • Hyperglycemia, hypocholesterolemia, hyponatremia
  • Hyperglycemia, hypercholesterolemia, hyperkalemia

6. Which of the following recommendations is most appropriate if a diabetic dog refuses a meal?

  • Give the usual dose of insulin and offer food again in 60 minutes
  • Withhold insulin; offer food again at the next usual mealtime
  •  Give 50% of the usual dose of insulin; offer food again at the next usual mealtime 
  • Withhold insulin and food for 24 hours

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Addison’s Disease: The Great Pretender

Texas A&M University Professor Audrey Cook, DVM has been fascinated with Addison’s disease in Dogs for a very long time. In this Spark video, she shares an easy primer on the disease, including how to diagnose it properly.

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