B. Mackay, Hyperthyroidism associated with a functional cystic thyroid tumour in a dog: Comparison to feline hyperthyroidism, AUST VET PR, 29(2), 1999, pp. 54
An 11-year-old neutered male spaniel cross was presented exhibiting polypha
gia, polyuria, polydipsia, excessive panting and weight loss. The dog was t
achycardic, hypertensive and had elevated thyroxin values in serum and flui
d aspirated from a left thyroid cyst. Surgical removal of the cystic thyroi
d tumour resulted in normalisation of heart rate, blood pressure, demeanour
, polyuria, polydipsia and weight.