Endocrinology 654
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Questions and Answers

True or false: Administration of IV isotonic fluids expands the ICF.

  • True
  • False (correct)

True or False: Hypotonic fluid loss causes shrinkage of both the ICF and ECF and increases the osmolality of both.

  • True (correct)
  • False

What is the most common endocrine disease in the horse?

  • Equine metabolic syndrome
  • Diabetes insipidus
  • Pituitary pars intermedia dysfunction (correct)
  • Pheochromocytoma

Which of the following statements regarding Pituitary Pars Intermedia Dysfunction (PPID) in horses is incorrect?

<p>Increased PC2 activity leads to an increase in ACTH from the pars intermedia (A)</p> Signup and view all the answers

Which of the following is not a part of the clinical syndrome of Equine Metabolic Syndrome (EMS)?

<p>PU/PD (B)</p> Signup and view all the answers

Regarding EMS, an increased insulin with a normal glucose would be classified as ______ insulin resistance.

<p>Compensated (A)</p> Signup and view all the answers

Which statement is false regarding Diabetes Insipidus in horses?

<p>Patients often present with PU/PD and isosthenuria (A)</p> Signup and view all the answers

Which statement is false about pheochromocytomas in horses?

<p>Most are functional (C)</p> Signup and view all the answers

Which disorder occurs following an abrupt shift from fat to carbohydrate metabolism causing acute PO4 depletion?

<p>Refeeding syndrome (C)</p> Signup and view all the answers

What is your top differential diagnosis for a horse with normal calcium, increased PO4 and PTH, lameness, facial bone deformities, and shifting?

<p>Nutritional secondary hyperparathyroidism caused by hyperphosphatemia (C)</p> Signup and view all the answers

All of the following are potential causes of hypocalcemia in the horse except:

<p>Chronic renal failure (B)</p> Signup and view all the answers

Three of the following neoplasms are most commonly associated with hypercalcemia of malignancy. Which of the following is not amongst the three most common?

<p>Ameloblastoma (D)</p> Signup and view all the answers

Which of the following is not a cause of hypercalcemia in horses?

<p>Cantharidin toxicity (C)</p> Signup and view all the answers

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