HYPERPROLACTINEMIA AND GALACTORRHEA ASSOCIATED WITH PRIMARY HYPOTHYROIDISM IN A BITCH

An endocrinopathy characterised by hyperprolactinaemia and galactorrho ea was found to be associated with primary hypothyroidism in an entire bitch. Clinical diagnosis was confirmed by lowered baseline T-4 blood levels, reduced response to the thyroid stimulating hormone (TSH) tes t, elevated prolactin and TSH values, and echographic and scintigraphi c examinations. Levothyroxine treatment resulted in a clinical improve ment (especially of the galactorrhoea), and levels of prolactin, thyro xine, TSH, triglycerides and total cholesterol plasma returned to norm al.