“…Endocrine tumours in equids example, coexistent pheochromocytomas and pituitary adenomas (Germann et al 2006;Luethy et al 2016) or concurrent thyroid follicular carcinomas/adenomas and pituitary adenomas (Chiba et al 1987;Ellenberger et al 2010), or C-cell adenoma, pheochromocytoma and pituitary adenoma (Monahan and Craig 2016). Moreover, cases of MEN-like cases showing concomitant nonendocrine tumours (as observed in man) have also been described in horses, such as concomitant C-cell carcinoma, thyroid follicular adenomas and a duodenal adenocarcinoma (Dittus et al 2018).…”