Central Diabetes Insipidus
33 Central Diabetes Insipidus David L. Panciera 1. What are the causes of central diabetes insipidus? Central diabetes insipidus is a deficiency of antidiuretic hormone (ADH) secretion by the pars…
The Approach to Vomiting and Regurgitation
34 The Approach to Vomiting and Regurgitation Anthony P. Carr 1. How can vomiting be differentiated from regurgitation? Vomiting is an active process whereas regurgitation is the passive expulsion of…
Hypoglycemia
32 Hypoglycemia David L. Panciera 1. What are the causes of hypoglycemia? Neonatal hypoglycemia is common, and should be considered in any puppy with nonspecific clinical signs. Hypoglycemia can accompany…
Hypocalcemia
31 Hypocalcemia David L. Panciera 1. What are the clinical signs of hypocalcemia? Clinical signs of hypocalcemia are due primarily to increased neuromuscular excitability. The result is tetany, seizures, muscle…
Upper Airway Disorders
16 Upper Airway Disorders Jo Ann Morrison 1. Is there a typical signalment for a nasopharyngeal foreign body? Foreign bodies are somewhat uncommon and most published reports have documented single…
Hypercalcemia
30 Hypercalcemia David L. Panciera 1. What is the significance of an elevated total calcium concentration? The total serum calcium concentration is routinely measured on serum biochemical analyses. It consists…
Hyperthyroidism
29 Hyperthyroidism David L. Panciera 1. What causes hyperthyroidism in the dog? Hyperthyroidism in dogs is usually due to excessive thyroid hormone secretion by a thyroid tumor. Iatrogenic hyperthyroidism also…
Hypothyroidism
28 Hypothyroidism David L. Panciera 1. What causes hypothyroidism in dogs? Autoimmune thyroiditis is responsible for destruction of the thyroid gland in approximately 50% of cases. These dogs usually have…
Hyperadrenocorticism
27 Hyperadrenocorticism David L. Panciera 1. What are the causes of hyperadrenocorticism? Hyperadrenocorticism is a syndrome characterized by clinical and biochemical changes related to a state of glucocorticoid excess. It…
Hypoadrenocorticism
26 Hypoadrenocorticism David L. Panciera 1. What are the causes of hypoadrenocorticism? The most common cause of hypoadrenocorticism is idiopathic destruction of the adrenal cortex. The resulting primary hypoadrenocorticism causes…
